Paun, Gheorghe <br/><br/>
Mathematical aspects of natural and formal languages / 
Paun, Gheorghe. 
 - Singapore:  World Scientific,  1994. 
 - 491p.; 24cm. 
 - World scientific series in computer science ; v.43 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9810219148 
<br/><br/><label>Dewey Class. No.: </label>511.3 MAT