1. Difference Equations and Inequalities;Agarwal,1992
2. Advanced Topics in Difference Equations;Agarwal,1997
3. Global Behavior of Nonlinear Difference Equations of Higher Order with Applications;Kocic,1993
4. S.N. Elaydi, Periodicity and stablity of linear Volterra difference systems (to appear).
5. Global stablity of a nonlinear Volterra difference systems;Elaydi;Diff. Eqns. Dynam. Syst.,1994