Lamuda, Zulfatra, and Asriadi Asriadi. “Generalization of Viviani’s Theorem Using a Complex Number Approach on Regular Polygons Inscribed in the Unit Circle”. Jurnal Matematika, Statistika Dan Komputasi, vol. 22, no. 3, May 2026, pp. 743-60, doi:10.20956/j.v22i3.50210.