THE STRATIGRAPHIC DISTRIBUTION OF SELENIUM IN THE CRETACEOUS FORMATIONS OF SOUTH DAKOTA AND THE SELENIUM CONTENT OF SOME ASSOCIATED VEGETATION
Moxon, Alvin L., Olson, Oscar E., Searight, Walter V., Sandals, Kirk M.Volume:
25
Language:
english
Journal:
American Journal of Botany
DOI:
10.1002/j.1537-2197.1938.tb12850.x
Date:
December, 1938
File:
PDF, 1.18 MB
english, 1938