Sednov B.L. <br/><br/>
Mathematical Structures. Computational Mathematics. Mathematical Modelling. Papers dedicated to Prof. L. Iliev's 70th Anniversary. 
Sednov B.L., ed. 
 - Sofia  Publ. House of the Bulgarian Acad. of Sci.  1984 
 - 335 p. 
<br/><br/> Bulgarian Academy of Sciences Center for Maths and Mechanics 
<br/><br/><label>Dewey Class. No.: </label>517