DOBRIȚOIU, Maria. The study of the solution of a Fredholm-Volterra integral equation by Picard operators. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 64, n. 4, p. 551–563, 2019. DOI: 10.24193/subbmath.2019.4.09. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/2380. Acesso em: 5 feb. 2025.