ROBBINS, G.A.// BRANDES, S.D.// WINSCHEL, R.A.// BURKE, F.P. (CONSOL, INC., LIBRARY, PA (UNITED STATES). RESEARCH AND DEVELOPMENT DEPT.)United States. Dept. of Energy(United States. Dept. of Energy)1996.
ROBBINS, G.A.// BRANDES, S.D.// WINSCHEL, R.A.// BURKE, F.P. (CONSOL, INC., LIBRARY, PA (UNITED STATES))United States. Dept. of Energy(United States. Dept. of Energy)1995.
ROBBINS, G.A.// BRANDES, S.D.// WINSCHEL, R.A.// BURKE, F.P. (CONSOL, INC., LIBRARY, PA (UNITED STATES))United States. Dept. of Energy(United States. Dept. of Energy)1995.
ROBBINS, G.A.// BRANDES, S.D.// WINSCHEL, R.A.// BURKE, F.P. (CONSOL, INC., LIBRARY, PA (UNITED STATES). RESEARCH AND DEVELOPMENT DEPT.)United States. Dept. of Energy(United States. Dept. of Energy)1995.
ROBBINS, G.A.// BRANDES, S.D.// WINSCHEL, R.A.// BURKE, F.P. (CONSOL, INC., LIBRARY, PA (UNITED STATES))United States. Dept. of Energy(United States. Dept. of Energy)1994.