In-depth Training in Calculus Material for MA/Equivalent Teachers in the Madrasah Aliyah VI Garut Working Group R Nuraeni, EA Afriansyah, N Puspitasari, D Sofyan, H Hasanudin, F Fikri, ... Indonesian Journal of Community Empowerment (IJCE) 4 (01), 13-25, 2023 | | 2023 |