Proceedings of the Second International Workshop on Coal Pillar Mechanics and Design / edited by Christopher Mark [and others].

Conference Author: International Workshop on Coal Pillar Mechanics and Design (2nd : 1999 : Vail, Colo.)
Additional Titles: Second International Workshop on Coal Pillar Mechanics and Design
Published: Pittsburgh, PA : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occuptional Safety and Health, Pittsburgh Research Laboratory, [1999]
Physical Description: 192 pages : illustrations ; 28 cm.
Additional Creators: Mark, Christopher