Penninga, Thomas J., author.
[Ann Arbor, Mich.] : Test and Evaluation Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, U.S. Environmental Protection Agency, 1981.
1981
Baines, Thomas M., author.
[Ann Arbor, Mich.] : Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, October 1986.
1986-
Baines, Thomas M., author.
[Ann Arbor, Mich.] : Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, February 1987.
1987-
Baines, Thomas M., author.
[Ann Arbor, Mich.] : Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, October 1986.
1986-