Drewes Siegfried E <br/><br/>
Chroman and related compounds 
Drewes Siegfried E 
 -  1974 
 - 138p.  cm. 
 - Progress in mass spectrometry fortschritt der massenspektrometrie .
<br/><br/><label>Standard No.: </label>42770 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hetrocyclic chemistry
<br/><br/><label>Dewey Class. No.: </label>E8:3,T5, L4.2