TY  - RPRT
TI  - Obsidian hydration dating applied to basaltic volcanic activity
AU  - M. W. Higgins
AU  - A. C. Waters
AU  - I. Friedman
AU  - N.V. Peterson
AU  - E.A. Groh
PY  - 1972
DO  - 10.1126/science.176.4040.1259.b
UR  - https://pubs.usgs.gov/publication/70010250
ID  - 70010250
ER  -