共 14 条
[2]
Arm D. L., 1967, JOURNEYS SCI
[3]
DICKS D, TO BE PUBLISHED
[4]
DIERKS H, 1972, ZITIERHAUFIGKEIT Z G
[5]
GREER RC, 1966, STUDY NAS PA COVERAG
[6]
INHABER H, 1974, PHYSICS TODAY MAY, P39
[7]
KEENAN S, 1968, J LITERATURE COVERED
[8]
KEENAN S, 1964, J LITERATURE PHYSICS
[9]
SCHIMANSKI F, 1974, NEW SCIENTIST, V64
[10]
SOLLAPRICE DJD, 1967, SCI TECHNOLOGY OCT, P84