van Swol, F. (Illinois Univ., Urbana, IL (United States). Dept. of Chemical Engineering) & Eckert, C.A. (Georgia Inst. of Tech., Atlanta, GA (United States). School of Chemical Engineering). Supercritical fluid thermodynamics for coal processing, report, September 15, 1988; (https://digital.library.unt.edu/ark:/67531/metadc1056325/m1/1/: accessed July 23, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .