Schaumann, E.; Bohle, M. <br/><br/>
Hetarenes IVSix-Membered Rings and Larger Hetero-Rings with Maximum Unsaturation 

 -  Thieme Medical Publisher Pvt. Ltd.  1997 
<br/><br/><label>ISBN: </label>9783131966445 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry