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Self-contained self-rescuer field evaluation fifth-phase results

Kyriazi, Nicholas.
[Washington, D.C.] : U.S. Dept. of the Interior, U.S. Bureau of Mines, [1996] 1996

Self-contained self-rescuer field evaluation fourth-phase results

Kyriazi, Nicholas.
[Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, [1994] 1994

Self-contained self-rescuer field evaluation seventh-phase results

Kyriazi, Nicholas.
Pittsburgh, Pa. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute of Occuational Safety and Health, National Personal Protective Technology Laboratory, [2002] 2002

Self-contained self-rescuer long term field evaluation combined eighth and ninth phase results.

[Pittsburgh, Pa.] : Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2006] 2006