TY  - BOOK
AU  - Lakshmikantham,V, Deo,S G
TI  - METHODS OF VARIATION OF PARAMETERS FOR DYNAMIC SYSTEMS
SN  - 9056991604
U1  - 515.35 
PY  - 1998///
CY  - 
PB  - Gordon And Breach,Amsterdam
KW  - Differential Equations
ER  -