TY - RPRT TI - Fluorescence spectral analysis of resinite macerals from coals of the Hanna Formation, Wyoming, U.S.A. AU - S.C. Teerman AU - J.C. Crelling AU - G.B. Glass PY - 1987 DO - 10.1016/0166-5162(87)90051-6 UR - https://pubs.usgs.gov/publication/70015181 ID - 70015181 ER -