GAL, S.G. and IANCU, I.T. 2021. Fredholm and Volterra nonlinear possibilistic integral equations. Studia Universitatis Babeș-Bolyai Mathematica. 66, 1 (Mar. 2021), 105–113. DOI:https://doi.org/10.24193/subbmath.2021.1.09.