Distribution and morphological alterations of spores and pollen from Upper Carboniferous and Lower Permian deposits of the Donets Coal Basin.
Reference:
Inosova,K.I. et al. (1973)
Distribution and morphological alterations of spores and pollen from Upper Carboniferous and Lower Permian deposits of the Donets Coal Basin. International Palynological Conference,3rd,(Novosiberski),Abstracts,Section Four
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