El Hakim L, Purwanto S, Rusli F, Bani A. PENINGKATAN KUALITAS GURU MATEMATIKA MELALUI PELATIHAN PENELITIAN TINDAKAN KELAS DI JABODETABEK . snppm [Internet]. 2021Dec.20 [cited 2025May6];2(1):SNPPM2021P-541 . Available from: http://103.8.12.212:33180/unj/index.php/snppm/article/view/25537