Team, S. “Best Proximity Point Results in Generalized Metric Spaces: Naeem Saleem, Mujahid Abbas, Sadia Farooq”. Thai Journal of Mathematics, vol. 20, no. 2, June 2022, pp. 589–603, https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1347.