https://geoscan.nrcan.gc.ca/starweb/geoscan/servlet.starweb?path=geoscan/fullf.web&search1=R=211991
Rechercher Orchard, M J; Rechercher McRoberts, C A; Rechercher Tozer, E T; Rechercher Johns, M J; Rechercher Sandy, M R; Rechercher Shaner, J S
Natural Resources Canada, 2001
Black Bear Ridge on Williston Lake is one of several important North American reference sections for intercalibrating the ranges of Upper Triassic ammonoids,...
Rapport
Texte intégral en ligne