共 6 条
[1]
BERGMANN L, 1951, ULTRASONICS, P66
[2]
Goldman S., 1948, FREQUENCY ANAL MODUL
[3]
Raman C. V., 1935, P INDIAN ACAD SCI, V2, P406, DOI [10.1007/BF03035840, DOI 10.1007/BF03035840]
[4]
Raman C.V., 1935, P INDIAN ACAD SCI, V2, P413, DOI DOI 10.1007/BF03035841
[5]
Raman CV, 1936, P INDIAN ACAD SCI A, V3, P75