TY  - BOOK
AU  - Nakano,Hisamatsu
TI  - Helical and spiral antennas: a numerical approach 
SN  - 0863800602
AV  - TK7871.6  .N34 1987
PY  - 1987///
CY  - New York
PB  - John Wiley
KW  - Antennas (Electronics)
KW  - Numerical analysis
ER  -