%0 Journal Article %J Nonlinear Analysis: Theory, Methods & Applications %D 1999 %T A model of trophodynamics %A Brad Lackey %B Nonlinear Analysis: Theory, Methods & Applications %I Pergamon %V 35 %P 37–57 %8 1999/01/01 %G eng %R 10.1016/S0362-546X(98)00097-2