At: American Journal of Botany, 86, 8 By: Archangelsky A., Phipps C. J., Taylor T. N., Taylor E. L.
journalAt: Boletín de la Sociedad Geológica Mexicana, 44, 2 By: Trejo M.
journalAt: Palaeogeography, Palaeoclimatology, Palaeoecology, 142, 3-4 By: Rodrı́guez-de la Rosa R. A., Cevallos-Ferriz S. R. S., Silva-Pineda A.
journalAt: Fossils and Strata, 34 By: Butterfield N. J., Knoll A. H., Swett K.
journalAt: American Midland Naturalist, 16, 4 By: Miner E. L.
journalAt: Acta mineralogica-petrographica, 14 By: Simoncsics P., Kedves M.
journalAt: Johns Hopkins University Circular, 1907, 7=199 By: Berry E. W.
journalAt: Plant Systematics and Evolution, 162, 1-4 By: Kvaček Z., Walther H.
journalAt: Paleobotanicheskii Vremennik, 1 By: Porokhovnichenko L. G.
journalAt: Trudy Sovmestnoj Sovetsko-Mongol'skoj geologicheskoj ekspeditsii, 19 By: Durante M. V.