Birgen, Brian J. <br/><br/>
The uniqueness of rock-paper-scissors-lizard-spock/ 
Brian J. Birgen. 
 - Washington D. C.:  Mathematical Association of America,  © Jul 2012-Sept 2015. 
 - v43 n4, pages 270-273:  Illustrations;  25 cm. 
<br/><br/><label>ISSN: </label>0746-8342 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Game strategy.
<br/><br/><label>Dewey Class. No.: </label>DPer 510.5 C697 Jan 2012-Sept 2015 v. 43 & 46, n. 1-4