Conference on "Combinatorial Geometries and their Applications", Rome, June 7-12, 1981 <br/><br/>
Combinatorics'81 in honour of Beniamino Segre  ; proceedings of the international conference / 

 - Amsterdam:  North-Holland,  1983 
 - xi, 823p. 
 - Annals of Discrete Mathematics   18 .
<br/><br/><label>Dewey Class. No.: </label>511.6  / C748.CE