TY - BOOK AU - Nakano, Hisamatsu, TI - Helical and spiral antennas: A numerical approach T2 - Electronic & electrical engineering reserch studies. electromagnetic applications series SN - 0471917362 AV - T7871.6 N35 PY - 1987/// CY - Letchworth, hertfordshire, england PB - Research studies ; new york, J. Wiley KW - Análisis numérico KW - Antenas (Electrónica) ER -