TY - RPRT TI - Understanding organic matter heterogeneity and maturation rate by Raman spectroscopy AU - Seyedalireza Khatibi AU - Mehdi Ostadhassan AU - Paul C. Hackley AU - David Tuschel AU - Arash Abarghani AU - Bailey Bubach PY - 2019 DO - 10.1016/j.coal.2019.03.009 UR - https://pubs.usgs.gov/publication/70219067 ID - 70219067 ER -