Ito M, Jurgensen H <br/><br/>
Words, Languages and Combinatorics Ii: Proceedings of the International Conference 

 -  World Scientific  WSPC  1994 
<br/><br/><label>ISBN: </label>9789814534888 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics