共 21 条
[1]
BOTTOMS WR, 1972, SCANNING ELECTRON MI, P182
[2]
BRANDIS EK, 1971, SEM 1971 1, P505
[3]
CHANG CC, 1971, SURF SCI, V25, P52
[8]
CHRISTOU A, 1975, 1975 SEMIITRI S ST L
[9]
CHRISTOU A, 1974, J APPL PHYS, V44, P5259