Asmauna, Aziz. 2022. “Development of Mathematics Learning Equipment in STAD-Type Cooperative Learning in Class VIIIA Yapman Soroako SMP, Luwu Timur Regency”. International Journal of Research in Engineering, Science and Management 5 (2): 74-77. https://journal.ijresm.com/index.php/ijresm/article/view/1751.