00496nam a2200169Ia 4500 IN-BaIIA 20250701141138.0 211028s9999 xx 000 0 eng d IIA Library 551.510.5 WHA Whale, H. A 6435 Effects of ionospheric scattering on very long distance radio communication H. A. Whale New York Plenum Press 1969 Ionospheric Scattering 6436 Radio 3054 BK ddc 3628 3628 0 0 ddc 0 0 BAN KOD GEN 1970-11-24 67.50 0 551.510.5/ WHA 4050 2021-11-05 67.50 1970-11-24 BK Rs. 67.50