Kartilah, Tetet, Peni Cahyati, and Nita Kanya. “Happiness Model and Educator Performance in The Teaching and Learning Process”. International Journal of Advanced Multidisciplinary 2, no. 2 (September 5, 2023): 504–515. Accessed November 23, 2024. https://greenpub.org/IJAM/article/view/330.