Workshop on Numerical Methods of Approximation Theory. ( Obe-Wolfath  1986 ) <br/><br/>
Numerical methods of approximation theory  V.8 
ed. by L. Collatz, G. Meinardus, G. Nurnberger. 
 - Basel  Birkhauser Verlag  1987 
<br/><br/><label>ISBN: </label>3764306335 
<br/><br/><label>Dewey Class. No.: </label>519.406  / N84;1