共 9 条
[2]
GRIGORYAN FE, 1969, SOV PHYS ACOUST+, V14, P315
[3]
KAPUR A, 1973, OCT AM I AER ASTR C
[4]
KRASNUSHKIN PE, 1945, 75 UCH ZAP MOSK GOS
[5]
KUHN GF, PERSONAL COMMUNICATI
[6]
Morse P., 1953, Methods of Theoretical Physics
[7]
OSBORNE WC, 1968, 5 NAT COLL HEAT VENT
[9]
SVESHNIKOV AG, 1958, RADIOTEKH ELEKTRON, V3, P641