Search Results for the EPA National Library Catalog

Items Found: 5
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Your Search: (AUTHOR=Ripberger AND J AND T)


 
 
 
Select Item Title Year Published
Conceptual design issues : developing a new highway vehicle emissions estimation methodology / 1991
Conceptual designs for a new highway vehicle emissions estimation methodology / 1993
Intercomparison of Optical Remote Sensing Systems for Roadside Measurements of Nitric Oxide. 1999
Proceedings of Two Highway Vehicle Emissions Workshops. 1991
Project Management in a Federal Research and Development Laboratory: An Application of the Elusive Budgeted Cost of Work Performed. 1986

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