Kantorovich, L.V. <br/><br/>
Approximate methods of higher analysis   
by L.V. Kantorovich, V.I. Krylov, Tr. by C.D. Benster. 
 - 4th. 
 - Netherland  P.Noordhoff Ltd.  1958 
<br/><br/><label>Dewey Class. No.: </label>515  / N581