Zhuravlyov V. Р. (2015). Weakly Nonlinear Fredholm Integral Equations with Degenerate Kernel in Banach Spaces.
Ukrains’kyi Matematychnyi Zhurnal
,
67
(11), 1477-1490.
https://umj.imath.kiev.ua/index.php/umj/article/view/2083