共 7 条
[2]
Ebata Y., 1983, Japanese Journal of Applied Physics, Supplement, V22, P160
[3]
Fukuta K., 1983, JAP J APPL PHYS, V22, P140
[4]
LEWIS B, 1982, P IEEE ULTRASONICS S, P389
[7]
SHORROCKS NM, 1981, P IEEE ULTR S, P337