1. Partial difference equation used in the study of molecular orbits;Li;Acta Chimica SINICA,1982
2. Difference Equations and Inequalities;Agarwal,1992
3. Difference Equations;Kelley,1991
4. Difference Equations, Theory and Applications;Mickens,1990
5. Oscillation of a class of delay partial difference equations;Zhang;J. Difference Equations and Applications,1995