A critique of the dust explosibility index : an alternative for estimating explosion probabilities /
by M. Hertzberg.
- Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines, [1987]
- 24 p. : ill. ; 28 cm.
- Report of investigations ; 9095 .
- Report of investigations (United States. Bureau of Mines) ; 9095. .