TY  - BOOK
AU  - Ramu, Simon Whinnery, John, R 
TI  - Fields and waves in communication electronics 
SN  - 9971-51-147-9 
U1  - 621.316 RAM  
PY  - 2002///
CY  - John wiley and sons 
PB  - New York 
KW  - FIELD THEORY / ELECTROMEGNETIC WAVES
ER  -