TY  - RPRT
TI  - Mineral and chemical variations within an ash-flow sheet from Aso caldera, Southwestern Japan
AU  - P. W. Lipman
PY  - 1967
DO  - 10.1007/bf00371528
UR  - https://pubs.usgs.gov/publication/70010518
ID  - 70010518
ER  -