TY  - RPRT
TI  - Distribution and stratigraphic significance of foraminifera and algae in well cores from Madison Group (Mississippian), Williston Basin, Montana
AU  - William Jasper Sando
AU  - Bernard L. Mamet
PY  - 1981
DO  - 10.3133/b1529f
UR  - https://pubs.usgs.gov/publication/b1529F
ID  - b1529F
ER  -