[Ann Arbor, Mich.] : Environmental Protection Agency, Office of Mobile Source Air Pollution Control, Emission Control Technology Division, Technology Assessment and Evaluation Branch, 1975.
1975
Doorlag, Mark.
[Ann Arbor, Mich.] : U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Regulation Development and Support Division, Technology Evaluation and Testing Support Branch, 1993.
1993
Doorlag, Mark, author.
[Ann Arbor, Mich.] : U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Regulation Development and Support Division, Technology Evaluation and Testing Support Branch, 1993.
1993
Bykowski, Bruce B., author.
Ann Arbor, Michigan : Environmental Protection Agency, Office of Mobile Source Air Pollution Control, Emission Control Technology Division, November 1981.
1981-