Effects of a catalyzed diesel particle filter on the chemical and biological character of emissions from a diesel engine used in underground mines, S. T. Bagley, K. J. Baumgard, L. D. Gratz, K. L. Bickel, W. F. Watts
Michigan Tech Publications

The effect of a ceramic particulate trap on the particulate and vapor phase emissions of a Heavy-Duty Diesel Engine, L. D. Gratz, S. T. Bagley, K. S. King, K. J. Baumgard, D. G. Leddy, J. H. Johnson
Michigan Tech Publications

The influence of sampling conditions on the repeatability of diesel particulate and vapor phase hydrocarbon and PAH measurements, D. A. Waldenmaier, L. D. Grato, S. T. Bagley, J. H. Johnson, D. G. Leddy
Michigan Tech Publications