Nurhafizah, Nurhafizah, Nur Erawaty, and Amir Kamal Amir. “Group and Group Isomorphism in Pyraminx”. Jurnal Matematika, Statistika dan Komputasi 20, no. 2 (December 24, 2023): 455–466. Accessed December 25, 2024. https://journal.unhas.ac.id/index.php/jmsk/article/view/30320.