TY - RPRT TI - An analytical model of the mechanical properties of bulk coal under confined stress AU - G.X. Wang AU - Z.T. Wang AU - V. Rudolph AU - P. Massarotto AU - R.J. Finley PY - 2007 DO - 10.1016/j.fuel.2007.01.002 UR - https://pubs.usgs.gov/publication/70031101 ID - 70031101 ER -