共 7 条
[1]
CANRIGHT JE, 1971, S AASP TUCSON
[2]
HUANG TC, 1967, SCI EDUC, V13, P1
[3]
HUANG TY, 1973, APPLIED PALYNOLOGY, P119
[4]
Jansonius J., 1976, GENERA FILE FOSSIL S
[5]
Kedves M, 1969, PALYNOLOGICAL STUDIE
[6]
Kremp GOW, 1972, SPORES PTERIDOPHYTES
[7]
Krutzsch W, 1971, ATLAS MITTEL JUNGTER