TY  - BOOK
AU  - Kelley,G.Walter
AU  - Peterson, C. Allan. 
TI  - Difference equations : : an introduction with applications / 
SN  - 9788131202333
PY  - 2001///
CY  - New Delhi : 
PB  - Elsevier, 
KW  - Difference equations.
KW  - Stability Theory.
KW  - The Difference Calculus.
ER  -