TY  - BOOK
AU  - Johnson R M
TI  - Theory and applications of linear differential and difference equations: A systems approach in engineering
T2  - Ellis Horwood Series in Mathematics and its Applications
U1  - B33,10bD, M4 
PY  - 1984///
CY  - Chichester
PB  - Ellis Horwood        
KW  - Mathematics
ER  -