Bibliography on separation and characterisation oxygen and nitrogen compounds in the heavy ends of petroleum with subject and author index (1960-1980) / 
compiled by R. N. Agnihotri, Govind Ballabh; Institute of petroleum 
 - Dehradun :  The Dept.,  1982 
 - 75 p. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry--Bibliography
<br/><br/><label>Dewey Class. No.: </label>016.54783