Nupo N, Pookpienlert C. Independence and Matchings on Cayley Digraphs of Transformation Semigroups with Fixed Sets. sci. technol. indones. [Internet]. 2026 Sep. 17 [cited 2026 Oct. 4];11(4):1724-3. Available from: https://sciencetechindonesia.com/index.php/jsti/article/view/2626