1. Abell R, Myers A, Snow M (2017) Beyond the Source: The Environmental, Economic and Community Benefits of Source Water Protection. The Nature Conservancy, Arlington, VA, USA. https://thought-leadership-production.s3.amazonaws.com/2017/08/15/13/08/06/94ed694b-95aa-457d-a9d0-4d8695cfaddc/Beyond_The_Source_Full_Report_FinalV4.pdf
2. Abers RN (2007) Organizing for governance: building collaboration in Brazilian river basins. World Dev 35:1450–1463. https://doi.org/10.1016/j.worlddev.2007.04.008
3. Al-Qubatee W, Ritzema H, Al-Weshali A, van Steenbergen F, Hellegers PJGJ (2017) Participatory rural appraisal to assess groundwater resources in Al-Mujaylis, Tihama coastal plain, Yemen. Water Int 42:810–830. https://doi.org/10.1080/02508060.2017.1356997
4. Al-Saidi M, Buriti R (2019) Ecosystem infrastructure for sustainability: revaluating nature through community-based water and land policies in Brazil. In: Bonnedahl KJ, Heikkurinen P (eds) Strongly sustainable societies: organising human activities on a hot and full earth. Routledge, London, New York, NY, pp 99–115
5. Amick RS, Burgess EH (2000) Exfiltration in Sewer Systems. U.S. Environmental Protection Agency. https://nepis.epa.gov/Exe/ZyPDF.cgi/2000E6PB.PDF?Dockey=2000E6PB.PDF