Noor Jamal, Thabet Abdeljawad, Muhammad Sarwar, Nabil Mlaiki, Panda Sumati Kumari. Some Valid Generalizations of Boyd and Wong Inequality and ψ, ϕ-Weak Contraction in Partially Ordered b-Metric Spaces. Int. J. Math. Mathematical Sciences, 2020, 2020. [doi]
Abstract is missing.