Freedman, Robert W. <br/><br/>
Determination of sulfates in diesel exhaust 
by Robert W. Freedman and Frederick A. Sharp 
 - [Avondale, Md.]  U.S. Dept. of the Interior, Bureau of Mines  1982 
 - 7 p.  28 cm. 
 - Report of investigations  8683 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sulphates--Analysis<br/>Diesel motor exhaust gas--Analysis
<br/><br/><label>Dewey Class. No.: </label>622 s