Visual Performance for Incandescent and Solid-State Cap Lamps in an Underground Mining Environment. - John J. Sammarco; Timothy Lutz (IAS, 2007)

Remote Vision System for Dozers on Coal Stockpiles. - William H. Schiffbauer; Michael R. Yenchek; Timothy Lutz (IAS, 2007)

Discomfort Glare Comparison For Various LED Cap Lamps. - John J. Sammarco; Alan G. Mayton; Timothy Lutz; Sean Gallagher (IAS, 2010)