Fox, B. L. <br/><br/>
Calculating K-TH shortest paths / 
B. L. Fox 
 - California :  Rand Corporation,  1971 
 - 4 pages ;  28 cm. 
 - The Rand paper series ;  p.4638 .
 - Rand paper series ;  p.4638 .
<br/><br/>Includes bibliographical references.