Nenov Svetoslav edit. <br/><br/>
Fourth International Conference of Applied Mathematics and Computing. August 12-18, 2007.  V.1-5 
Nenov Svetoslav edit. 
 - Plovdiv  Plovdiv  2007 
 - 137 p. 
<br/><br/> V.3. K-N 
<br/><br/><label>Dewey Class. No.: </label>51:061.2/3