Topological methods in the theory of nonlinear integral equations /
Krasnoselʹskii, Mark Aleksandrovich.
Armstrong, Arthur Hilary.
Oxford :  Pergamon P., 
[1968]
Translated from Topologicheskie metody v teorii nelineĭnykh integralʺnykh uravnenii.
Reprinted from the 1963 edition.