TY  - RPRT
TI  - User’s guide for MapMark4—An R package for the probability calculations in three-part mineral resource assessments
AU  - Karl J. Ellefsen
PY  - 2017
DO  - 10.3133/tm7c14
UR  - https://pubs.usgs.gov/publication/tm7C14
ID  - tm7C14
ER  -