Porter Q N <br/><br/>
Mass spectrometry of heterocyclic compounds 
Porter Q N; Baldas J 
 -  1971 
 - p.  cm. 
 - General hetercyclic chemistry series .
<br/><br/><label>Standard No.: </label>36679 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Spectrometry<br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>E3051:8, L1