Comprehensive heterocyclic chemistry  the structure ,reactions, synthesis and uses of heterocyclic compunds:V.1 
ed.by Otto Meth-Cohn 
 - Oxford  Pergamon Press  1984 
 - xvi, 731p. 
<br/><br/><label>ISBN: </label>0080307019 
<br/><br/><label>Dewey Class. No.: </label>547.59  / N841.1 "R"