Phiangsungnoen, S. 2016. Ulam-Hyers Stability and Well-posedness of the Fixed Point Problems for Contractive Multi-valued Operator in \(b\)-metric Spaces. Communications in Mathematics and Applications. 7, 3 (Nov. 2016), 241–262. DOI:https://doi.org/10.26713/cma.v7i3.434.