At: Palaeontographica, Abtheilung, B, Paläophytologie, 284, 1-3 By: Kowalski R.
journalAt: Annale van die Geologiese Opname / Republiek van Suid-Afrika, Departement van Mynwese, 3 By: Hart G. F.
bookAt: Beitr. Petref.-Kunde, Bayreuth, im Verlag der Buchner'schen Buchhandlung, 6 By: Münster G.
bookAt: Chosakuronbun Mokuroku, Tokyo, Imperial University By: Nakai T.
journalAt: Journal of the Geological Society of Tokyo, 35, 418 By: Kon'no E.
journalAt: Journal of the Geological Society of Tokyo, 21, 253 By: Tokunaga S.
journalAt: Journal of the Geological Society of Tokyo, 21, 254 By: Tokunaga S.
journalAt: Journal of the Geological Society of Tokyo, 22, 257 By: Tokunaga S.
journalAt: Acta Palaeontologica Sinica, 16, 2 By: Wang X.-F.
journalAt: Acta Botanica Sinica, 25, 5 By: Chen M.-H., Kong Z.-C., Ye C.