Gomes Gracinda M S Et Al <br/><br/>
Semigroups and Formal Languages - Proceedings of the International Conference 

 -  World Scientific  WSPC  2007 
<br/><br/><label>ISBN: </label>9789812708700 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics