ARMSTRONG, R. L. Fourth International Geochronology, Cosmochronology and Isotope Geology Conference: August 21-25, 1978 Snowmass — at Aspen Colorado. Geoscience Canada, [S. l.], v. 6, n. 2, 1979. Disponível em: https://journals.lib.unb.ca/index.php/GC/article/view/3158. Acesso em: 26 dec. 2024.