Das Kalium-Argon-Alter von Tektiten

W. Gentner, J. Zähringer
1960 Zeitschrift fur Naturforschung A-A Journal of Physical Sciences  
The K-Ar-ages of Bediasites and Moldavites have been measured to be 29,4 and 8,7 · 10
doi:10.1515/zna-1960-0201 fatcat:k2afbvp4pfgrdl4mh7atosp4ja