Globally Convex Agricultural Production System: Parameter Estimation. - Agapi L. Somwaru; Kenneth Hanson (Int. J. High Perform. Comput. Appl., 1993)

A graph efficiency multiproduct model of corn/livestock farming: Accounting for nitrate pollution. - Agapi L. Somwaru; Richard Nehring (Ann. Oper. Res., 1996)