Gerald L. Hoffman

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory; in-bottle acid digestion of whole-water samples

M. Fishman, Gerald L. Hoffman, Marvin J. Fishman, 1996 .

Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory; comparison of a nitric acid in-bottle digestion procedure to other whole-water digestion procedures

Gerald L. Hoffman, John R. Garbarino, J. Garbarino, 1999 .

Determination of a geometry and dead time correction factor for neutron activation analysis

Michael P. Doyle, M. Doyle, Gerald L. Hoffman, 1974 .