Eri Dia E, Ardana NR. Peningkatan Perhatian Belajar melalui Model Kooperatif Learning pada Siswa MTs. J. Educ. Res. [Internet]. 2022 Jul. 2 [cited 2025 Aug. 9];3(2):91-100. Available from: https://jer.or.id/index.php/jer/article/view/81