TY  - RPRT
TI  - Models of grades and tonnages of some lode tin deposits
AU  - W. D. Menzie
AU  - B.L. Reed
AU  - Donald A. Singer
PY  - 1988
DO  - 10.1007/978-3-642-72765-8_4
UR  - https://pubs.usgs.gov/publication/70197264
ID  - 70197264
ER  -