Lawrence H. Hecker

Generation of Ethylene Oxide Permissible Exposure Limit Data with On-Site Sample Analysis Using the EO Self-ScanTM Passive Monitor

Mark A. Puskar, Julie L. Nowak, Lawrence H. Hecker, 1990 .

Gaseous Emissions from Unregulated Mobile Sources

Lawrence H. Hecker, Donald E. Zinger, 1979 .

GRAVIMETRIC DETERMINATION OF AIRBORNE DUST BY USING A FILTER CARTRIDGE INSIDE A CLOSED-FACE, 37-MM POLYSTYRENE CASSETTE

Mark A. Puskar, Lawrence H. Hecker, M. Puskar, 1992 .