Não informado. (1965). Folia morphologica. Czechoslovak Academy of Sciences, Institute of Experimental Morphology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Folia Morphologica. Prague: Czechoslovak Academy of Sciences, Institute of Experimental Morphology, 1965.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Folia Morphologica. Czechoslovak Academy of Sciences, Institute of Experimental Morphology, 1965.
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