Krasnoselskii, M.A. <br/><br/>
Positive solutions of operator equations   
by M.A. Krasnoselskii, tr. by Richard E. Flahery 
 - Netherlands  P. Noordhoff Limited  1964 
 - 381p. 
<br/><br/><label>Dewey Class. No.: </label>515.72  / N641