Bryan, Elizabeth; Behrman, Julia(CGIAR Systemwide Program on Collective Action and Property Rights (CAPRi), International Food Policy Research Institute, Washington, DC, 2013)
McCartney, Matthew; Smakhtin, Vladimir; de Fraiture, Charlotte; Bekele Awulachew, Seleshi(International Water Management Institute, Colombo, Sri Lanka, 2008)
Abdullah, Amjad; Muyungi, Richard; Jallow, Bubu; Reazuddin, Mohammed; Konate, Mama(International Institute for Environment and Development (IIED), London, 2009)