1.) Limkul, K., Panma, S., On the Independence Number of Cayley Digraphs of Clifford Semigroups, Mathematics, 2023, -. 2.) Panma, S., Boonmee, P., Finding the Domination Number of Amalgamations of Paths and Cycles at Connected Subgraphs, Science and Technology Asia, 2023, 59-81. 3.) Yingtaweesittikul, H., Panma, S., Rochanakul, P., An Algorithm for the Numbers of Homomorphisms from Paths to Rectangular Grid Graphs, Mathematics, 2023, -. 4.) Yingtaweesittikul, H., Panma, S., Rochanakul, P., Formulas for the Number of Weak Homomorphisms from Paths to Ladder Graphs and Stacked Prism Graphs, Journal of Mathematics, 2023, -. 5.) Pleanmani, N., Panma, S., Nupo, N., On the Independent Coloring of Graphs with Applications to the Independence Number of Cartesian Product Graphs, Journal of Mathematics, 2023, -. 6.) Nupo, N., Panma, S., Certain structural properties for Cayley regularity graphs of semigroups and their theoretical applications, AIMS Mathematics, 2023, 16228-16239. 7.) Pomsri, T., Wannasit, W., Panma, S., Finding the Number of Weak Homomorphisms of Paths, Journal of Mathematics, 2022, -. 8.) Boonmee, P., Ma - In, J., Panma, S., Domination Numbers of Amalgamations of Cycles at Connected Subgraphs, Journal of Mathematics, 2022, -. 9.) Panma, S., Rochanakul, P., Prime-Graceful Graphs, Thai Journal of Mathematics, 2021, 1685-1697. 10.) Sripratak, P., Panma, S., On the Bounds of the Domination Numbers of Glued Graphs, Thai Journal of Mathematics, 2021, 1719-1728. 11.) Tisklang, C., Panma, S., Characterizations of Cayley graphs of finite transformation semigroups with restricted range, Discrete Mathematics, Algorithms and Applications, 2021, -. 12.) Suksumran, T., Panma, S., Parametrization of generalized Heisenberg groups, Applicable Algebra in Engineering, Communications and Computing, 2021, 135-146. 13.) Panma, S., Nupo, N., On the Independence Number of Cayley Digraphs of Rectangular Groups, Graphs and Combinatorics, 2018, 579-598. 14.) Chaiya, Y., Pookpienlert, C., Nupo, N., Panma, S., On the semigroup whose elements are subgraphs of a complete graph, Mathematics, 2018, -. 15.) Nupo, N., Panma, S., Independent domination number in Cayley digraphs of rectangular groups, Discrete Mathematics, Algorithms and Applications, 2018, -. 16.) Arworn, S., Gyurov, B., Nupo, N., Panma, S., Endomorphisms of cayley digraphs of rectangular groups, Algebra and Discrete Mathematics, 2018, 153-169. 17.) Tisklang, C., Panma, S., On connectedness of cayley graphs of finite transformation semigroups, Thai Journal of Mathematics, 2018, 261-271. 18.) Pleanmani, N., Gyurov, B., Panma, S., Partially composed property of generalized lexicographic product graphs, Discrete Mathematics, Algorithms and Applications, 2017, -. 19.) Pleanmani, N., Panma, S., Bounds for the dichromatic number of a generalized lexicographic product of digraphs, Discrete Mathematics, Algorithms and Applications, 2016, -. 20.) Panma, S., Meksawang, J., Isomorphism Conditions for Cayley Graphs of Rectangular Groups, Bulletin of the Malaysian Mathematical Sciences Society, 2016, 29-41.