Belousov, V. D. <br/><br/>
Foundations of the theory of quasi-groups and loops  / 

 - Moscow:  Nauka,  1967 
 - 222p. 
<br/><br/> Academy of Sciences, Institute of Mathematics, Maldavian Republic 
<br/><br/><label>Dewey Class. No.: </label>512  / B452.FT