TY  - BOOK
AU  - Gopal, M
TI  - Digital control and state variable methods. 3rd edi
SN  - 0-07-066880-5
U1  - 629.8 
PY  - 2009///
CY  - New Delhi
PB  - Tat Macgraw-Hill
KW  - Electrical Electronics Communication
ER  -