Hengkrawit*, C. and Suriyacharoen, W. (2018) “A Functional Equation Related to Determinant of Some 3 x3 Symmetric Matrices and Its Pexiderized Form”, CURRENT APPLIED SCIENCE AND TECHNOLOGY. Bangkok, Thailand, 17(1), pp. 68–80. available at: https://li01.tci-thaijo.org/index.php/cast/article/view/129038 (accessed: 27 August 2026).