1. (1975). Estimating the acid potential of coal mine refuse. In & , (Eds.), The ecology of resource degradation and renewal (pp. 197–203). London: Blackwell Science.
2. Stability of some carbonates at 25 degrees C and one atmosphere total pressure
3. (1984). Iron disulfide characteristics of the Waynesburg, Redstone, and Pittsburgh Coals in West Virginia and Pennsylvania. Master's thesis, West Virginia University, Morgantown, WV.
4. (1999). The science of acid mine drainage and passive treatment. Harrisburg, PA: Pennsylvania Department of Environmental Protection.