@BOOK{socialsust,
  author  = "Dillard, J., Dujon, V., C. King, M.", 
  title   = "Understanding the Social Dimension of Sustainability", 
  year    = "2008",  
  publisher = "Routledge",
  isbn       = "0415964652",
}
 
@ARTICLE{communications,
title = "Rethinking Communication in IT Project Management",
journal = "System Sciences (HICSS)",
pages = "4315 - 4324",
year = "2014",
doi = "10.1109/HICSS.2014.533",
url = "http://ieeexplore.ieee.org/xpl/articleDetails.jsp?tp=&arnumber=6759135&queryText%3DWittgenstein",
author = "McKay, J., Marshall, P., Grainger, N.",
}
 
@ARTICLE{stakeholdersm,
title = "A review on the issues and strategies of stakeholder management in the construction industry",
journal = "Management in Construction and Researchers Association (MICRA)",
pages = "1",
year = "2007",
url = "http://www.academia.edu/172847/Issues_and_Strategies_in_Stakeholder_Management",
author = "Saipol Bari Abd Karim, Hamzah Abdul Rahman, Mohamed Ali Berawi, Aini Jaapar",
author-ref = "Saipol, et al.",
}
 
@ARTICLE{hrmpsycho,
title = "Psychology of Human Resource Management",
journal = "International Encyclopedia of the Social & Behavioral Sciences",
volume = "2",
pages = "348 – 352",
year = "2015",
doi = "http://dx.doi.org/10.1016/B978-0-08-097086-8.73024-8",
url = "http://www.sciencedirect.com/science/article/pii/B9780080970868730248",
author = "Wayne F. Cascio",
}
 
@ARTICLE{hrm2,
title = "Human resource management in the project-oriented company: A review",
journal = "International Journal of Project Management",
volume = "25",
pages = "315 – 323",
year = "2007",
month = "April",
doi = "http://dx.doi.org/10.1016/j.ijproman.2006.10.001",
url = "http://www.sciencedirect.com/science/article/pii/S0263786306001487",
author = "Martina Huemann, Anne Keegan, J. Rodney Turner",
author-ref = "Huemann, et al.",
}
 
@ARTICLE{riskmanagement,
title = "The Project Risk Management Process, a Preliminary Study",
journal = "Procedia Technology",
volume = "16",
pages = "943 – 949",
year = "2014",
doi = "http://dx.doi.org/10.1016/j.protcy.2014.10.047",
url = "http://www.sciencedirect.com/science/article/pii/S2212017314002746",
author = "Rodriguez-da-Silva, L. H., Crispim, J. A.",
author-ref = "Rodriguez-da-Silva, et al.",
}
 
@ARTICLE{projectmanagementcomparison,
title = "Project management in small to medium-sized enterprises: A comparison between firms by size and industry",
journal = "International Journal of Managing Projects in Business",
volume = "2",
pages = "282 - 296",
year = "2003",
url = "http://refhub.elsevier.com/S0263-7863(13)00066-5/rf0250",
author = "Turner, J.R., Ledwith, A., Kelly, J.",
author-ref = "Turner, et al.",
}
 
@ARTICLE{riskmanagementsmall,
title = "Project Risk Management Methodology for Small Firms",
journal = "International Journal of Project Management",
volume = "32",
pages = "137 - 144",
year = "2014",
month = "February",
doi = "http://dx.doi.org/10.1016/j.ijproman.2013.05.009",
url = "http://www.sciencedirect.com/science/article/pii/S0263786313000665",
author = "Marcelino-Sábada, S., Pérez-Ezcurdia, A., Echeverría Lazcano, A. M., Villanueva, P.",
author-ref = "Marcelino-Sábada, et al.",
}
 
@BOOK{homburg1,
  author  = "Homburg, Ch., Krohmer, H.", 
  title   = "Grundlagen des Marketingsmanagements: Einführung in Strategie, Instrumente, Umsetzung und Unternehmensführung, 2. Auflage", 
  year    = "2009",  
  publisher = "Gabler",
  isbn       = "3834914975",
}
 
@MISC{pricing,
  author  = "Business Dictionary",
  title   = "{Pricing}",
  url     = "{http://www.businessdictionary.com/definition/pricing-policy.html}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@MISC{webcams,
  author  = "eLinux",
  title   = "{RPi USB Webcams}",
  url     = "{http://elinux.org/RPi_USB_Webcams}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
 
@BOOK{voet,
  author  = "van Wanderschoot, Voet", 
  title   = "Journal of Marketing", 
  pages = "90",
  year    = "1992",
}
 
@BOOK{homburg2,
  author  = "Homburg, Ch., Krohmer, H.", 
  title   = "Marketingmanagement: Strategie – Instrumente – Umsetzung – Unternehmensführung, 3. Auflage", 
  year    = "2009",  
  publisher = "Gabler",
  isbn       = "3834916560",
}
 
@BOOK{homburg3,
  author  = "Homburg, Ch., Krohmer, H.", 
  title   = "Marketingmanagement: Strategie – Instrumente – Umsetzung – Unternehmensführung, 3. Auflage", 
  pages = "904",
  year    = "2009",  
  publisher = "Gabler",
  isbn       = "3834916560",
}
 
@ARTICLE{strategycontrol,
title = "The dynamics of product innovation and firm competences",
journal = "Strategic Management Journal",
volume = "23",
pages = "1095 - 1121",
year = "2002",
month = "September",
doi = "http://dx.doi.org/10.1002/smj.275",
url = "http://onlinelibrary.wiley.com/doi/10.1002/smj.275/abstract;jsessionid=67C00D8C8BBA3D5B508953427086E4DF.f01t02",
author = "E. Danneels",
}
 
@Book{managementcontrol,
  author     = "Merchant, Van der Stede",
  title      = "Management Control Systems: Performance Measurement, Evaluation and Incentives, 2nd edition",
  publisher  = "Prentice Hall",
  year       = "2007",
  isbn       = "0273708015",
}
 
@Book{rome97,
  author     = "I.M. Crawford",
  title      = "Agricultural and food marketing management",
  publisher  = "Food and Agriculture Organization of the United Nations",
  year       = "1997",
  isbn       = "9251039046 9789251039045",
}
 
@Book{salesmanagement,
  author     = "Hartley, R.F.",
  title      = "Sales Management",
  year       = "1979",
}
 
@Book{controlling,
  author     = "Stephen P. Robbins, Mary Coulter",
  title      = "Management, 11th Edition",
  pages      = "Chapter 18",
  publisher  = "Prentice Hall",
  year       = "2010",
  isbn       = "0-13-216384-5",
}
 
 
@BOOK{worldoforganicagriculture,
  author  = "Willer, Helga and Julisa Lernoud, et al.", 
  title   = "The World of Organic Agriculture. Statistics and Emerging Trends 2015", 
  year    = "2015",  
  publisher= "Research Institute of Organic Agriculture (FiBL)",
  url = "https://www.fibl.org/fileadmin/documents/shop/1663-organic-world-2015.pdf",
}
 
@ARTICLE{roleofprice,
title = "The role of price as a product attribute in the organic food context: An exploration based on actual purchase datar",
journal = "Food Quality and Preference",
volume = "37",
pages = "52 - 60",
year = "2014",
month = "October",
doi = "http://dx.doi.org/10.1016/j.foodqual.2014.05.001",
url = "http://www.sciencedirect.com/science/article/pii/S0950329314000779",
author = "Livia {Marian}, Polymeros {Chrysochou}, Athanasios {Krystallis}, John {Thøgersen}",
author-ref = "Marian, et al.",
}
 
@ARTICLE{appetite,
title = "The influence of ethical values and food choice motivations on intentions to purchase sustainably sourced foods",
journal = "Appetite",
volume = "69",
pages = "137 - 144",
year = "2013",
month = "October",
doi = "http://dx.doi.org/10.1016/j.appet.2013.05.024",
url = "http://www.sciencedirect.com/science/article/pii/S0195666313002171",
author = "Kylie Dowd, Karena J. Burke",
author-ref = "Dowd, et al.",
}
 
@MISC{aquaponicberlin,
  author  = "Clemens Weiß",
  title   = "{ECF Farm Berlin: Aquaponik-Farm in der Stadt}",
  url     = "{http://www.energiezukunft.eu/projekte/inland/ecf-farm-berlin-aquaponik-farm-in-der-stadt-gn103010/}",
  urldate = "{March 2015}",
  year    = "{2015}",
}
 
@MISC{osmo,
  author  = "Osmobot",
  title   = "{The World's First Aquaponics Monitor}",
  url     = "{http://www.osmobot.com/aquaponics-monitor.html}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{opena,
  author  = "Open Aquarium",
  title   = "{Aquaponics and Fish Tank Monitoring for Arduino}",
  url     = "{http://www.cooking-hacks.com/documentation/tutorials/open-aquarium-aquaponics-fish-tank-monitoring-arduino}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{sensa,
  author  = "Sensaphone",
  title   = "{Product Overview}",
  url     = "{http://www.sensaphone.com/sensaphones.php}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{swot,
  author  = "Jisc infoNet",
  title   = "{Enhanced SWOT Analysis}",
  url     = "{http://www.jiscinfonet.ac.uk/wp-content/uploads/enh-swot.png}",
  urldate = "{March 2015}",
  year    = "{2015}",
}
 
@ARTICLE{aquaculturesurvey,
title = "Commercial aquaponics production and profitability: Findings from an international survey",
journal = "Aquaculture",
volume = "435",
pages = "67 - 74",
year = "2015",
month = "January",
doi = "http://dx.doi.org/10.1016/j.aquaculture.2014.09.023",
url = "http://www.sciencedirect.com/science/article/pii/S0044848614004724",
author = "David C. Love, Jillian P. Fry, Ximin Li, Elizabeth S. Hill, Laura Genello, Ken Semmens, Richard E. Thompson",
author-ref = "Love, et al.",
}
 
@MISC{market,
  author  = "Business Dictionary",
  title   = "{Market Positioning}",
  url     = "{http://www.businessdictionary.com/definition/market-positioning.html}",
  urldate = "{March 2015}",
  year    = "{2015}",
}
 
@BOOK{marketingscriptporto,
  author  = "Andreia Taveira da Gama",
  title   = "{Marketing Script EPS: Identifying Competitive Advantages}",
  year    = "{2015}",
}
 
 
@ARTICLE{vacas,
  title     = " Las vacas que “comían” teles y smartphones",
  journal   = "Revista de Negocios del IEEM",
  pages     = "87",
  year      = "2014",
  url       = "http://socrates.ieem.edu.uy/wp-content/uploads/2014/09/interesa.pdf",
  author    = "Álvaro Rojas",
}
 
@Article{manarecy,
  author    = "Pia Tanskanen",
  title     = "Management and recycling of electronic waste",
  journal   = "Acta Materialia",
  volume    = "61(3)",
  year      = "2013",
  month     = "February",
  publisher = "ELSEVIER",
  pages     = "1001-1011",
  issn      = "0018-9448",
  url       = "http://www.sciencedirect.com/science/article/pii/S1359645412007999",
  doi       = "http://dx.doi.org/10.1016/j.actamat.2012.11.005",
}
 
@Article{firms,
  author    = "Unai Tamayo Orbegozoa, María Azucena Vicente Molinaa and Julen Izaguirre Olaizola",
  title     = "Firms’ waste management in the company: Motivations for their
implementation and associated improvements",
  journal   = "Investigaciones Europeas de Dirección y Economía de la Empresa",
  volume    = "18",
  year      = "2012",
  month     = "February",
  pages     = "216-227",
  url       ="http://www.sciencedirect.com/science/article/pii/S1135252312000020"
  doi       = "http://dx.doi.org/10.1016/j.iedee.2012.05.001",
}
 
@Article{led,
  author    = "Hugo Andres Macias, Y. Ulianov, Yesid Ramos",
  title     = "Illumination Benefits using LED high brightness bulb compare to traditional illumination systems",
  journal   = "Alternative Energies and Energy Quality",
  volume    = "18",
  year      = "2012",
  month     = "February",
  pages     = "216-227",
  publisher = "IEEE",
  isbn      = "978-1-4673-4653-5",
  url       = "http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6478898",
  doi       = "http://dx.doi.org/10.1109/SIFAE.2012.6478898",
}
 
@BOOK{transisoste,
  author    = "Roberto Bermejo", 
  title     = "La gran transición hacia la sostenibilidad. Principios y estrategias de economía sostenible", 
  year      = "2005",  
  publisher = "CATARATA",
  isbn      = "84-8319-224-1",
  url       = "{https://books.google.pt/books?hl=es&lr=&id=f7KLkWtFy74C&oi=fnd&pg=PA15&dq=econom%C3%ADa+sostenible+definici%C3%B3n&ots=fAZ-WMhwsl&sig=09sO75MRTs0e2Oa19Z-ICcyRl08&redir_esc=y#v=onepage&q=econom%C3%ADa%20sostenible%20definici%C3%B3n&f=false}",
}
 
@MISC{expo,
  author  = "Belgium, Expo Milano 2015",
  url     = "{http://www.expo2015.org/en/participants/countries/belgium}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@Article{normative,
  author    = "Guías sobre medio ambiente, salud y seguridad",
  title     = "Guías sobre medio ambiente, salud y seguridad para la fabricación de semiconductores y otros componentes electrónicos",
  year      = "2007",
  month     = "February",
  pages     = "1",
  url       = "http://www.ifc.org/wps/wcm/connect/89c33a804886584db546f76a6515bb18/0000199659ESes%2BSemiconductors%2Band%2BOther%2BElectronic%2BMnfg-rev%2Bcc.pdf?MOD=AJPERES",
}
 
 
 
@ARTICLE{ordem,
  title    = "Código Deontológico",
  author   = "ordem dos Engenheiros",
  year     = "2013",
  url      = "http://www.ordemengenheiros.pt/pt/a-ordem/atribuicoes-e-organizacao/estatuto/",
}
 
@ARTICLE{apunte,
  title    = "Ética and Deontología - Manual de Formação",
  journal  = "Ordem Dos Engenheiros Técnicos (OET)",
  pages    = "20",
  year     = "2012",
  month    = "September",
  url      = "https://www.oet.pt/downloads/informacao/Etica_Deontologia-Manual_Formacao.pdf",
  author   = "Carlos Carapeto and Fátima Fonseca",
}
 
@MISC{calidad,
  author  = "unknown",
  url     = "{http://www.members.tripod.com/aromaticas/Calidad.html}",
  urldate = "{April 2015}",
  year    = "{2012}",
}
 
@ARTICLE{intercostos,
  title    = "Calidad, Productividad y Costos: análisis entre estos tres conceptos",
  journal  = "Facultad de Ciencias Económicas y Sociales. Universidad de los Andes",
  year     = "2001",
  month    = "June",
  url      = "http://www.intercostos.org/documentos/Trabajo118.pdf",
  author   = " Haydeé Cecilia Rincón de Parra",
}
 
@ARTICLE{park,
  title    = "Plagiarism by university students – literature and lessons learned",
  journal  = "Assessment & Evaluation in Higher Education, 28",
  pages    = "471-488",
  year     = "2003",
  url      = "http://www.unibe.edu.do/es/decanato-investigacion/prevencion-plagio",
  author   = "Park, C.",
}
 
@ARTICLE{eroski,
  title    = "Reciclar aparatos eléctricos y electrónicos, por qué y cómo hacerlo",
  journal  = "Eroski Consumer",
  year     = "2012",
  url      = "http://www.consumer.es/web/es/medio_ambiente/urbano/2012/09/10/212515.php",
  author   = "Alex Fernandez Muerza",
}
 
@MISC{greenpeace,
  author  = "Greenpeace",
  title   = "Guide Greener Electronics",
  url     = "{http://www.greenpeace.org/international/Global/international/publications/climate/2012/GuideGreenerElectronics/Full-Scorecard.pdf}",
  year    = "{2012}",
}
 
@BOOK{costmgmt,
  author     = "Don Hansen, Maryanne Mowen, Liming Guan",
  title      = "{Cost Management: Accounting and Control}",
  year       = "{2009}",
  pages      = "Chapter 2",
  isbn       = "0324559674 9780324559675",
  publisher  = "Mason, Ohio : South-Western",
}
 
 
@BOOK{procurement,
  author     = "World Bank.",
  title      = "{Procurement under IBRD loans and IDA credits : guidelines}",
  year       = "{1996}",
  pages      = "Chapter 3",
  isbn       = "082133218X 9780821332184",
  publisher  = "Washington, D.C. : World Bank",
}
 
@MISC{oos,
  author  = "Osmobot",
  url     = "{http://www.osmobot.com/aquaponics-monitor.html}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{sagckg,
  author  = "Smart Aquaponics Garden Controller",
  url     = "{http://www.kijanigrows.com/buy_now/}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{sen400,
  author  = "Sensaphone 400",
   url    = "{https://store.aquaponics.com/?route=product/product&product_id=77}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{sen800,
  author  = "Sensaphone 800",
  url     = "{http://store.aquaponics.com/index.php?route=product/product&product_id=320}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@MISC{oach,
  author  = "Open Aquarium",
  url     = "{http://www.cooking-hacks.com/blog/we-launch-open-aquarium-fish-tank-monitoring-and-aquaponics-platform-for-arduino}",
  urldate = "{February 2015}",
  year    = "{2015}",
}
 
@BOOK{eq1,
  author  = "Christie J. Geankoplis",
  title   = "{Transport Processes and Unit Operations}",
  year    = "{1993}",
  pages   = "Chapter 4",
  isbn    = "0-13-045253-x",
  publisher  = "Prentice-Hall International, Inc",
}
 
@BOOK{eq3,
  author  = "Christie J. Geankoplis",
  title   = "{Transport Processes and Unit Operations}",
  year    = "{1993}",
  pages   = "254",
  isbn    = "0-13-045253-x",
  publisher  = "Prentice-Hall International, Inc",
} 
 
@BOOK{beta,
  author  = "Christie J. Geankoplis",
  title   = "{Transport Processes and Unit Operations}",
  year    = "{1993}",
  pages   = "253",
  isbn    = "0-13-045253-x",
  publisher  = "Prentice-Hall International, Inc",
} 
 
@BOOK{table,
  author  = "Christie J. Geankoplis",
  title   = "{Transport Processes and Unit Operations}",
  year    = "{1993}",
  pages   = "255",
  isbn    = "0-13-045253-x",
  publisher  = "Prentice-Hall International, Inc",
} 
 
@MISC{watertp,
  author  = "The Engineering ToolBox",
  url     = "{http://www.engineeringtoolbox.com/water-thermal-properties-d_162.html}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@MISC{airp,
  author  = "The Engineering ToolBox",
  url     = "{http://www.engineeringtoolbox.com/air-properties-d_156.html}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@MISC{pehdtc,
  author  = "The Engineering ToolBox",
  url     = "{http://www.engineeringtoolbox.com/thermal-conductivity-d_429.html}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@MISC{AA,
  author  = "Aquaponic Admin",
  url     = "{http://www.ave.dee.isep.ipp.pt/~Aquaponics/}",
  urldate = "{April 2015}",
  year    = "{2015}",
}
 
@ARTICLE{simulation,
  title   = "Simulation of the recycling rate of electronic products. A system dynamics
model for a reverse logistics network",
  journal = "Contaduría y Administración",
  year    = "2012",
  month   = "September",
  url     = "http://ac.els-cdn.com/S0186104214712422/1-s2.0-S0186104214712422-main.pdf?_tid=8a54e06c-045c-11e5-8c37-00000aacb35e&acdnat=1432723301_d9db230a242310b9450a5b0cf76c10e7",
  author  = "Pilar arroyo López, Mariana Villanueva Bringas,Juan Gaytán Iniestra,Marco García Vargas",
  doi     = "http://dx.doi.org/10.1016/S0186-1042(14)71242-2"
}