TY - RPRT TI - Transgressive channel filling in the Breathitt Formation (Upper Carboniferous), Eastern Kentucky Coal Field, USA AU - S.F. Greb AU - D.R. Chesnut PY - 1992 DO - 10.1016/0037-0738(92)90093-7 UR - https://pubs.usgs.gov/publication/70016661 ID - 70016661 ER -