Boonta, C., Nakornrat, P. and Jinaporn, N. (2019) “RETRACTED: Design and performance evaluation of PEA IP over DWDM core networks”, Engineering and Applied Science Research, 46(3), pp. 227–237. available at: https://ph01.tci-thaijo.org/index.php/easr/article/view/187865 (accessed: 10 December 2025).