Mao, Linfan <br/><br/>
Smarandache multi-space theory 

 - 2nd ed. 
 - Columbus:   The Education Publishers Inc,   2011 
 - xi, 362p. 
<br/><br/><label>ISBN: </label>978-1-59973-165-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Multi-space
<br/><br/><label>Subjects--Index Terms: </label>Algebric multi-spaces 
<br/><br/><label>Universal Decimal Class. No.: </label>511  / Q1