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Economic and livelihood impacts of maize research in hill regions in Mexico and Nepal: Including a method for collecting and analyzing spatial data using Google Earth
La Rovere, Roberto, (2009)
Characterization of Maize Production in Southern Africa: Synthesis of CIMMYT/DTMA Household Level Farming System Surveys in Angola, Malawi, Mozambique, Zambia and Zimbabwe
Kassie, Girma Tesfahun, (2012)
Manual for conducting socioeconomic surveys through Pocket Portable Device Assistants (PDAs) and personal computers
Perea, Federico Carrion, (2009)