1.
Dirgantoro KPS, Soesanto RH, Yanti Y. A preliminary study on the formulation of indicators and definitions of mathematical bitterness related to teacher treatment. J. Elemen [Internet]. 2023 Jan. 2 [cited 2024 Nov. 22];9(1):84-97. Available from: https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/6637