共 26 条
[22]
POYARKOVA AI, 1976, FLORA USSR, V20, P191
[23]
Rechinger K.-H., 1982, GRAZE, P150
[25]
SAKAN T, 1965, TETRAHEDRON LETT, P4097
[26]
WALLER GR, 1969, SCIENCE, V164, P1282