Hagmann, Jurgen; Chuma, Edward; Connolly, Mike; Murwira, Kudakwashe(Agricultural Research and Extension Network, Overseas Development Institute, London, 1998)
Gruere, Guillaume P.; Nagarajan, Latha; King, E.D.I. Oliver(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2007)
Devaux, Andre; Velasco, Claudio; Lopez, Gaston; Bernet, Thomas; Ordinola, Miguel; Pico, Hernan; Thiele, Graham; Horton, Douglas(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2007)
Kruijssen, Froukje; Keizer, Menno; Giuliani, Alessandra(CGIAR Systemwide Program on Collective Action and Property Rights (CAPRi), Washington, DC, USA, 2007)
Ravnborg, Helle Munk; de la Cruz, Ana Milene; Guerrero, María del Pilar(CGIAR System-Wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2000)
Barham, James; Chitemi, Clarence(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, USA, 2008)
Padmanabhan, Martina Aruna(CGIAR System-wide Program on Property Rights and Collective Action, International Food Policy Research Institute, Washington, DC, 2006)
Inocencio, A.; Kikuchi, Masao; Tonosaki, Manabu; Maruyama, Atsushi; Merrey, Douglas J.; Sally, Hilmy; De Jong, Ijsbrand(International Water Management Institute, Colombo, Sri Lanka, 2007)