1. Differential-Difference Equations;Bellman,1956
2. Nonlinear Oligopolies: Stability and Bifurcations;Bischi,2010
3. Effects of time lags on transient characteristics of a nutrient cycling model;Bischi;Mathematical Biosciences,1992
4. Integro-Differential Equations and Delay Models in Population Dynamics;Cushing,1977
5. Economic Dynamics;Gandolfo,2009