Suanoom, C., Khuangsatung, W. and Bantaojai, T. (2022) “On an Open Problem in Complex Valued Rectangular b-Metric Spaces with an Application”, Science & Technology Asia, 27(2), pp. 78–83. available at: https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/241485 (accessed: 16 September 2026).