At: Mémoires / Institut Royal des Sciences Naturelles de Belgique, 146 By: Alvin K. L.
journalAt: Palaeobotanist, 1999, 49, 1 By: Prasad M., Antal J. S., Tripathi P. P., Pandey V. K.
journalAt: Papers and Proceedings of the Royal Society of Tasmania, 1893 By: Johnston R. M.
journalAt: Papers and Proceedings of the Royal Society of Tasmania, 1894–1895 By: Johnston R. M.
journalAt: Danmarks geologiske undersøgelse, Series, Række 2, Afhandlinger om specielle, videnskabelige og praktiske emner, 101 By: Poulsen C.
journalAt: Norsk geologisk tidsskrift, 15 By: Høeg O. F. A.
journalAt: Transactions of the Geological Society of South Africa, 61, 1 By: Plumstead E. P.
journalAt: Proceedings of the Geological Association of Canada, 25 By: Edhorn A.-S.
journalAt: Quarterly Journal of the Geological Society of London, 95, 2 (378) By: Heard A.
journalAt: Bulletin of the American Museum of Natural History, 33, 19 By: Wieland G. R.