共 72 条
[51]
Randhawa M.S., 1959, ZYGNEMACEAE
[52]
REICHGELT T, 1964, FLORA NEERLANDICA 1, P164
[53]
ROELEVELD W, 1974, BER RIJKSD OUDH BO S, V24
[54]
SMIRNOV N. N., 1976, MACROTHRICIDAE MOINI
[55]
STOCKMARR J, 1971, Pollen et Spores, V13, P615
[56]
Tappan H.N, 1980, PALEOBIOLOGY PLANT P
[57]
Van de Plassche, 1982, THESIS VRIJE U AMSTE
[58]
Van der Woude J.D, 1981, THESIS VRIJE U AMSTE
[59]
van Geel B, 1979, PALAEOHYDROLOGICAL C, V2, P169
[60]
Van Geel B., 1979, 4TH P INT PAL C LUCK, V1, P467