Shah MM, Higgins GM, Kassam AH, Fischer G et al. (1985)
Land Resources and Productivity Potential - Agro-Ecological Methodology for Agriculture Development Planning
IIASA Collaborative Paper CP-85-014 (March 1985) More
Shah MM, Fischer G, Higgins GM, Kassam AH, Naiken L (1985)
People, Land and Food Production - Potentials in the Developing World
IIASA Collaborative Paper CP-85-011 (March 1985) More
Shah MM, Fischer G, Higgins GM, Kassam AH (1981)
Food Production Potential and Assessment of Population Supporting Capacity - Methodology and Application
IIASA Collaborative Paper CP-81-006 (March 1981) More