Phillips, David J. H.; Allan, John Anthony; Claassen, Marius; Granit, Jakob; Jägerskog, Anders; Kistin, Elizabeth; Patrick, Marian; Turton, Anthony(Stockholm International Water Institute (SIWI), Sweden, 2008)
Krishna, Anirudh(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2003)