Jones, Gary T., author.
[Ann Arbor, Mich.] : Test and Evaluation Branch, Emission Control Technology Division, Motor Vehicle Emission Laboratory, U.S. Environmental Protection Agency, 1981.
1981
Shih, C. C., 1947-2018, author.
[Ann Arbor, Mich.] : Test and Evaluation Branch, Emission Control Technology Division, Office of Mobile Sources, U.S. Environmental Protection Agency, 1988.
1988