TY - RPRT TI - Quantitative evaluation of vitrinite reflectance and atomic O/C in coal using Raman spectroscopy and multivariate analysis AU - Jason S. Lupoi AU - Luke P Fritz AU - Paul C. Hackley AU - Logan Solotky AU - Amy Weislogel AU - Steve Schlaegle PY - 2018 DO - 10.1016/j.fuel.2018.04.172 UR - https://pubs.usgs.gov/publication/70215292 ID - 70215292 ER -