共 12 条
[1]
Jaeger H., 1991, Neues Jahrbuch fuer Geologie und Palaeontologie Abhandlungen, V182, P303
[2]
JOHNSON ME, 1993, LETHAIA, V26, P206
[4]
KOREN TN, 1984, 27TH P INT GEOL C MO, V1, P47
[5]
KOREN TN, 1994, BERICHTE GEOLOGISCHE, V30, P136
[6]
KOREN TN, 1976, GRAPTOLITES STRATIGR, P64
[7]
LOYDELL DK, 1994, BERICHTE GEOLOGISCHE, V30, P142
[8]
Rickards R.B., 1976, Geological Journal, V11, P153
[9]
RICKARDS RB, 1989, NATL MUSEUM WALES GE, V9, P265