At: Journal of the Geological Society of India, 61, 4 By: Joshi A., Mehrotra R. C.
journalAt: Torreya, 7, 4 By: Berry E. W.
journalAt: Az Egri Múzeum évkönyve, 2 By: Andreánszky G., Kovács É. E.
journalAt: International Journal of Plant Sciences, 168, 8 By: Carpenter R. J., Jordan G. J., Hill R. S.
journalAt: Transactions and proceedings of the Palaeontological Society of Japan, New Series, 89 By: Huzioka K., Takahashi E.
journalAt: Bulletin of the Kitakyushu Museum of Natural History, 19 By: Kimura T., Ohana T.
bookAt: Univ. Text-book Bot., New York–London, McMillan By: Campbell D. H.
journalAt: Botanikai Közlemények, 54, 1 By: Skoflek I., Budó V.
journalAt: Journal of the Washington Academy of Sciences, 19, 4 By: Berry E. W.
journalAt: Review of Palaeobotany and Palynology, 2020, 294, 104245 By: Liu Lu., Pšenička J., Bek J., Wan M., Pfefferkorn H. W., Wang J.