TY - RPRT TI - Hydrocarbon source-rock evaluation - Solor Church Formation (middle Proterozoic, Keweenawan Supergroup), southeastern Minnesota AU - J. R. Hatch AU - G. B. Morey PY - 1984 DO - 10.3133/ofr84554 UR - https://pubs.usgs.gov/publication/ofr84554 ID - ofr84554 ER -