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3. Fossil Ginkgoales from the Ticó Flora, Santa Cruz province, Argentina;Archangelsky;Bull. Brit. Mus. (Nat. Hist.) Geol.,1965
4. Plant distribution in Gondwana during the Late Paleozoic;Archangelsky,1989
5. Palaeophytologia Kurtziana. III. 11. Dos especies de Ginkgophyllum del Paleozoico Superior de la provincia de La Rioja;Archangelsky;Ameghiniana,1974