Graovac, Ante <br/><br/>
Topological approach to the chemistry of conjugated molecules 
Ante Graovac, Ivan Gutman, Nenad Trinajstic 
 - Berlin  Springer-Verlag  1977 
 - vii, 123 p. : ill. ; 25 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 115-120. 
<br/><br/><label>ISBN: </label>0387084312 
<br/><br/><label>LCCN: </label>77-021338 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Molecular theory--Mathematical models<br/>Graph theory