Kreher, Donald L. <br/><br/>
Combinatorial algorithms :  generation, enumeration, and search / 
Donald L. Kreher, Douglas R. Stinson. 
 - Boca Raton, Fla. :  CRC Press,  c1999. 
 - 329 p. :  ill. ;  25 cm. 
 - CRC Press series on discrete mathematics and its applications. .
<br/><br/> Includes indexes. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>084933988X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial analysis.<br/>Algorithms.