TY - RPRT TI - Temperatures, thermal conductivity, and heat flow from a well in Pierre Shale near Hayes, South Dakota AU - J.H. Sass AU - S.P. Galanis PY - 1983 DO - 10.3133/ofr8325 UR - https://pubs.usgs.gov/publication/ofr8325 ID - ofr8325 ER -