1. UN-Habitat, Meeting Development Goals in Small Urban Centres: Water and Sanitation in the World’s Cities 2006, United Nations Human Settlements Programme (UN-HABITAT), Nairobi, Kenya, 2006.
  2. S. Hophmayer-Tokich, Wastewater Management Strategy: Centralized VS Decentralized Technologies for Small Communities, University of Twente at the Cartesius Institute, Leeuwarden, The Netherlands, 2010.
  3. J. Parkinson, K. Tayler, Decentralized wastewater management in peri-urban areas in low-income countries, Environ. Urban., 15 (2003) 75–90.
  4. P. Lombardo, Cluster Wastewater Systems Planning Handbook, Washington University, St. Louis, 2004.
  5. G.O. Engin, I. Demir, Cost analysis of alternative methods for wastewater handling in small communities, J. Environ. Manage., 79 (2006) 357–363.
  6. H.A. Bakir, Sustainable wastewater management for small communities in the Middle East and North Africa, J. Environ. Manage., 61 (2001) 319–328.
  7. M. van Afferden, J.A. Cardona, K.Z. Rahman, R. Daoud, T. Headley, Z. Kilani, A. Subah, R.A. Mueller, A step towards decentralized wastewater management in the Lower Jordan Rift Valley, Water Sci. Technol., 61 (2010) 3117–3128.
  8. M. van Afferden, J.A. Cardona, M.Y. Lee, A. Subah, R.A. Muller, A new approach to implementing decentralized wastewater treatment concepts, Water Sci. Technol., 72 (2015) 1923–1930.
  9. D. Venhuizen, Decentralized wastewater management, Civil Eng., 61 (1991) 69–71.
  10. G. Tchobanoglous, L. Ruppe, H. Leverenz, J. Darby, Decentralized wastewater management: challenges and opportunities for the twenty-first century, Water Sci. Technol. Water Supply, 4 (2004) 95–102.
  11. P.A. Wilderer, D. Schreff, Decentralized and centralized wastewater management: a challenge for technology developers, Water Sci. Technol., 41 (2000) 1–8.
  12. N. Lienhoop, E.K. Al-Karablieh, A.Z. Salman, J.A. Cardona, Environmental cost–benefit analysis of decentralised wastewater treatment and re-use: a case study of rural Jordan, Water Policy, 16 (2014) 323–339.
  13. M.A. Massoud, A. Tarhini, J.A. Nasr, Decentralized approaches to wastewater treatment and management: applicability in developing countries, J. Environ. Manage., 90 (2009) 652–659.
  14. X.C. Wang, R. Chen, Q.H. Zhang, K. Li, Optimized plan of centralized and decentralized wastewater reuse systems for housing development in the urban area of Xi’an, China, Water Sci. Technol., 58 (2008) 969–975.
  15. R. Chen, X.C. Wang, Cost-benefit evaluation of a decentralized water system for wastewater reuse and environmental protection, Water Sci. Technol., 59 (2009) 1515–1522.
  16. K. Gorshkov, P. van der Steen, M.P. van Dijk, Financial and Economic Analysis of Centralized and Decentralized Sanitation Options for the New District of Obninsk, Russia, First IWA Specialist Conference on “Municipal Water Management and Sanitation in Developing Countries”, Bangkok, Thailand, 2014.
  17. X. Liang, M.P. van Dijk, Financial and economic feasibility of decentralized wastewater reuse systems in Beijing, Water Sci. Technol., 61 (2010) 1965–1973.
  18. C. Costa, J. Guilhoto, Impact of a Rural Sanitation Policy in Brazil, University Library of Munich, Germany, 2012.
  19. IBGE, Population Census 2010, Instituto Brasileiro de Geografia e Estatística, IBGE, Pesquisa Nacional de Saneamento Básico 2008 (Brazilian Institute of Geography and Statistics, National Research of Basic Sanitation 2008), Rio de Janeiro, Brazil, 2010.
  20. A.L. de Sa Salomao, M. Marques, R.G. Severo, O.C. da Cruz Roque, Engineered ecosystem for on-site wastewater treatment in tropical areas, Water Sci. Technol., 66 (2012) 2131–2137.
  21. R. Gallotti, Tratamento Decentralizado de efluentes como alternativa a despoluição dos recursos hídricos da region metropolitana de Aracaju/SE, Universidad Federal de Sergipe, 2008.
  22. I. Nhapi, A framework for the decentralised management of wastewater in Zimbabwe, Phys. Chem. Earth, 29 (2004) 1265–1273.
  23. I. Roefs, B. Meulman, J.H.G. Vreeburg, M. Spiller, Centralised, decentralised or hybrid sanitation systems? Economic evaluation under urban development uncertainty and phased expansion, Water Res., 109 (2017) 274–286.
  24. Ministerio da Cidades, Termo de Referência para Elaboração de Estudos de Concepção e Projetos de Engenharia para os sistemas de Esgotamento Sanitário, Secretaria Nacional de Saneamento Ambiental, Ed., Brasilia, Brazil, 2011, p. 58.
  25. D. Pearce, G. Atkinson, S. Mourato, Cost-Benefit Analysis and the Environment: Recent Developments, Organisation for Economic Co-operation and Development, Paris, 2006.
  26. O. Segovia, Environmental Costs-Benefit Analysis of Decentralized Wastewater and Sanitation Technologies in the Microbasin of Barracão dos Mendes, Brazil, Universidad Autónoma de San Luis de Potosí, Cologne University, 2014.
  27. W. Cox, The Evolving Urban Form: Rio de Janeiro, New Geography, 2013.
  28. M. El-Khateeb, F. El-Gohary, Combining UASB technology and constructed wetland for domestic wastewater reclamation and reuse, Water Sci. Technol. Water Supply, 3 (2003) 201–208.
  29. J.T. de Sousa, A.C. van Haandel, A.A.V. Guimaraes, Posttreatment of anaerobic effluents in constructed wetland systems, Water Sci. Technol., 44 (2001) 213–219.
  30. I. Ruiz, J.A. Alvarez, M.A. Diaz, L. Serrano, M. Soto, Municipal wastewater treatment in an anaerobic digester-constructed wetland system, Environ. Technol., 29 (2008) 1249–1256.
  31. M. Halalsheh, S. Dalahmeh, M. Sayed, W. Suleiman, M. Shareef, M. Mansour, M. Safi, Grey water characteristics and treatment options for rural areas in Jordan, Bioresour. Technol., 99 (2008) 6635–6641.
  32. S. Nielsen, N. Willoughby, Sludge treatment and drying reed bed systems in Denmark, Water Environ. J., 19 (2005) 296–305.
  33. C. Wendland, J. Behrendt, T.A. Elmitwalli, I. Al Baz, G. Akcin, Ö. Alp, R. Otterpohl, UASB Reactor Followed by Constructed Wetland and UV Radiation as an Appropriate Technology for Municipal Wastewater Treatment in Mediterranean Countries, Proc. Seventh Specialised Conference on Small Water and Wastewater Systems in Mexico, 2006.
  34. S. Cole, The emergence of treatment wetlands, Environ. Sci. Technol., 32 (1998) 218A–223A.
  35. E. Uggetti, I. Ferrer, J. Molist, J. Garcia, Technical, economic and environmental assessment of sludge treatment wetlands, Water Res., 45 (2011) 573–582.
  36. W. Zwara, H. Obarska-Pempkowiak, Polish experience with sewage sludge utilization in reed beds, Water Sci. Technol., 41 (2000) 65–68.
  37. M.L.A. Silveira, L.R.F. Alleoni, L.R.G. Guilherme, Biosolids and heavy metals in soils, Sci. Agricola, 60 (2003) 793–806.
  38. J. Cardona, J. Saraiva, S. Boettger, D. Prata Filho, Contribution to the Sustainable Management of Water Resources Through Decentralized Wastewater Treatment and Reuse Solutions, Kick Off the Workshop in March at Terésopolis, Brazil, Kick Off Conference of the Project, Integrated Eco technologies and Services for a Rural Rio de Janeiro, Teresópilos, Brazil, 2014.
  39. CONAMA, Resolution # 375 2006, Brazilian National Environment Council, 2006.
  40. Metcalf, Eddy, Wastewater Engineering: Treatment Disposal and Reuse, Irwin Mcgraw Hill, New York, 1991.
  41. E. Uggetti, I. Ferrer, E. Llorens, J. Garcia, Sludge treatment wetlands: a review on the state of the art, Bioresour. Technol., 101 (2010) 2905–2912.
  42., Clima Nova Friburgo, 2017.
  43. M. von Sperling, B.L. Salazar, Determination of capital costs for conventional sewerage systems (collection, transportation and treatment) in a developing country, J. Water Sanit. Hyg. Dev., 3 (2013) 365–374.
  44. J.A. Cardona, Análsis Económico de Sistemas de Tratamiento de Aguas Residuales en Colombia, Conferencia Internacional: Ecotecnologías para el Tratamiento de Aguas Residuales, Universidad Tecnológica de Pereira (UTP), Pereira, Colombia, 2005.
  45. M. von Sperling, Comparison among the most frequently used systems for wastewater treatment in developing countries, Water Sci. Technol., 33 (1996) 59.
  46. E.P. Jordao, I. Volschan, Tratamento de Esgotos Sanitarios em Empreendimentos Habitacionais, Alternativas tecnoógicas, Habitacao social sustentável, CAIXA, Rio de Janeiro, 2009.
  47. H. Hoffmann, C. Platzer, M. Winker, E.V. Muench, Technology Review of Constructed Wetlands Subsurface Flow Constructed Wetlands for Greywater and Domestic Wastewater Treatment, Deutsche Gesellschaft für, Internationale Zusammenarbeit (GIZ) GmbH, Sustainable Sanitation-Ecosan Program, Postfach, 2011, p. 65726.
  48. T. Koottatep, C. Polpraserta, N. Oanha, U. Heinssb, A. Montangerob, M. Straussb, Potentials of Vertical-flow Constructed Wetlands for Septage Treatment in Tropical Regions, Advances in Water and Wastewater Treatment Technology: Molecular Technology, Nutrient Removal, Sludge Reduction, and Environmental Health, Asian Institute Technology (AIT)/Swiss Federal Institute for Environmental Science and Technology (EAWAG), Thailand, 2001, p. 315.
  49. OECD, Benefits of Investing in Water and Sanitation, Organization for Economic Cooperation and Development, OECD Publishing, 2011.
  50. M. Fiorio, S. Maffii, G. Atkinson, G. De Rus, D. Evans, M. Ponti, Guide to Cost Benefit Analysis if Investment Projects, Structural Funds, Cohesion Funds and Instruments for Pre-Accession, European Commisionc, Milian, 2008, pp. 1–259.
  51. C.V. Andreoli, M. von Sperling, F. Fernandes, Sludge Treatment and Disposal, IWA Publishing, New Delhi, India Printed by Lightning Source, 2007.
  52. N.R.G. Quintana, O. de Carvalho Bueno, W.J. de Melo, Custo de Transporte do Esgoto para Viabilidade no uso Agricola de Transporte de Lodo de Esgoto para Viabilidad no uso Agrícola Energia na Agricultura, 27 (2012) 90–96.
  53. J. Cardona, O. Segovia, S. Böttger, N. Medellin, L. Cavallo, I. Ribeiro, S. Schlüter, Reuse-Oriented Decentralized Wastewater and Sewage Sludge Treatment for Rural Settlements in Brazil: A Cost-Benefit Analysis, 13th IWA Specialized Conference on Small Water and Wastewater Systems & 5th IWA Specialized Conference on Resources-Oriented Sanitation, International Water Association, Athens, Greece, 2016.
  54. M.K.F. Marcon, E.P. Frigo, C.E.C. Nogueira, H.J. Alves, L.P. Albrecht, J.P. Frigo, Economic viability of the agricultural recycling of sewage sludge in Brazil, Afr. J. Agric. Res., 10 (2015) 2159–2164.
  55. CEIVAP, DELIBERAÇÃO CEIVAP Nº 218/2014, Estabelece mecanismos e propõe valores para a cobrança pelo uso de recursos hídricos na bacia hidrográfica do rio Paraíba do Sul, a partir de 2015, Committee for the Integration of the Hydrographic Basin of Paraíba do Sul River, CEIVAP, Resende, Brazil, 2014.
  56. Metcalf, Eddy, F.L. Burton, H.D. Stensel, G. Tchobanoglous, Wastewater Engineering: Treatment and Reuse, McGraw Hill, New York, 2003.
  57. C. Andreoli, L. Garbossa, G. Lupatini, E. Pegorini, Wastewater sludge management: a Brazilian approach, in: Ronald J. LeBlanc, Peter Matthews, R.P. Richard (Eds.) Global atlas of excreta, wastewater sludge, and biosolids management: moving forward the sustainable and welcome uses a global resource United Nations human Settlements Programme ( UN- Habitat), Nairobi, 2008.
  58. F. Lino, K. Ismail, Alternative treatments for the municipal solid waste and domestic sewage in Campinas, Brazil, Resour. Conserv. Recycl., 81 (2013) 24–30.