Adler, Jonathan, author.
[Ann Arbor, Mich.] : Technical Support Staff, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, 1987.
1987
[Ann Arbor, Mich.] : Technical Support Staff, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, October, 1988.
1988-