TY  - RPRT
TI  - Petrology of fluvial sands from the Amazonian foreland basin, Peru and Bolivia: Discussion
AU  - Mark J. Johnsson
AU  - Robert F. Stallard
AU  - N. Lundberg
PY  - 1990
UR  - https://pubs.usgs.gov/publication/70242820
ID  - 70242820
ER  -