Zlatev, Zahari <br/><br/>
Y12M Solution of large and sparse systems of linear algebraic equations 

 - Berlin  Springer-Verlag  1981 
 - ix+128p 
 -  Lecture notes in computer science  Goos,G  Hartmanis, J .
<br/><br/><label>Universal Decimal Class. No.: </label>681.3  / GOO.81