Sripatmi, S. et al. 2021. IMPLEMENTASI LESSON STUDY FOR LEARNING COMMUNITY MGMP MATEMATIKA SMP KECAMATAN SANDUBAYA MATARAM. Jurnal Pendidikan dan Pengabdian Masyarakat. 4, 3 (Aug. 2021). DOI:https://doi.org/10.29303/jppm.v4i3.2778.