BENZENATI, Lyna; MEBARKI, Karima. An extension of Krasnoselskii’s cone fixed point theorem for a sum of two operators and applications to nonlinear boundary value problems. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 68, n. 2, p. 423–438, 2023. DOI: 10.24193/subbmath.2023.2.16. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/6011. Acesso em: 5 feb. 2025.