by Zelanko, Joseph C., Karfakis, Mario G.
Published in International journal of rock mechanics and mining sciences (Oxford, England : 1997) (01.04.1997)

by Christopher, Mark, Zelanko, Joseph C
Published in Coal Age (01.12.2005)

by RONALD L. PAXTON, JOSEPH C. ZELANKO
Year of Publication 27.01.1999

by RONALD L. PAXTON, JOSEPH C. ZELANKO
Year of Publication 19.01.1999

by ZELANKO, JOSEPH, C, PAXTON, RONALD, L
Year of Publication 07.01.1999

by SHEAN; TIMOTHY J, PAXTON; RONALD L, ZELANKO; JOSEPH C
Year of Publication 30.11.1999

by TIMOTHY J. SHEAN, RONALD L. PAXTON, JOSEPH C. ZELANKO
Year of Publication 27.01.1999

by TIMOTHY J. SHEAN, RONALD L. PAXTON, JOSEPH C. ZELANKO
Year of Publication 19.01.1999

by SHEAN, TIMOTHY, J, ZELANKO, JOSEPH, C, PAXTON, RONALD, L
Year of Publication 07.01.1999

by SHEAN; TIMOTHY J, HOLSTEIN, JR.; C. DEMPSEY, STEFFENINO; JOHN E, ZELANKO; JOSEPH C
Year of Publication 10.08.1999