[1]
R. Sengupta, Z. T. Zhukovskaya, and S. E. Zhukovskiy, “On Properties of Coincidence Points of Mappings between $(q_1,q_2)$-Quasimetric Spaces”, Adv Syst Sci Appl, vol. 20, no. 1, pp. 91–103, Mar. 2020.