ESTONIAN ACADEMY
PUBLISHERS
eesti teaduste
akadeemia kirjastus
cover
Proceedings of the Academy of Sciences of the Estonian SSR. Geology
COMMENTS ON THE DEFINITION OF THE ORDOVICIAN-SILURIAN BOUNDARY; pp. 96–100
PDF | https://doi.org/10.3176/geol.1983.3.02

Authors
Tatyana N. Koren, I. Nikitin
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