The appearance of the elements of the Protopteris floras: Paleogeographic constraints
Crossref DOI link: https://doi.org/10.1134/S0869593814040066
Published Online: 2014-09-24
Published Print: 2014-09
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Korzhnev, V. N.
Text and Data Mining valid from 2014-09-01