TY  - RPRT
TI  - Preliminary bedrock geologic map of the Roseau 1° x 2° quadrangle, Minnesota, U.S.A., and Ontario, Canada
AU  - Warren C. Day
AU  - K. J. Schulz
AU  - Terry L. Klein
PY  - 1991
DO  - 10.3133/ofr90544a
UR  - https://pubs.usgs.gov/publication/ofr90544A
ID  - ofr90544A
ER  -