共 21 条
[1]
ARTHUR MA, 1979, AAPG BULL, V63, P870
[2]
Brenner K., 1978, Neues Jahrbuch fuer Geologie und Palaeontologie Abhandlungen, V157, P11
[3]
BROMLEY RICHARD GRANVILLE, 1967, QUART J GEOL SOC LONDON, V123, P157
[4]
EKDALE A A, 1983, Bulletin of the Geological Society of Denmark, V31, P107
[5]
Ekdale A.A., 1977, Geological J Special Issue, V9, P163
[6]
EKDALE AA, 1978, PALAEOGEOGR PALAEOCL, V23, P263, DOI 10.1016/0031-0182(78)90096-2
[7]
EKDALE AA, 1984, SOC EC PALEONTOL MIN, V35
[8]
Hantzschel W., 1975, TREATISE INVERTE W S, V1, pi
[9]
Howard JD, 1975, STUDY TRACE FOSSILS, P131
[10]
Kauffman E.G., 1978, Neues Jahrbuch fuer Geologie und Palaeontologie Abhandlungen, V157, P18