Fitria, M., Yanti, W., & Hidayat, F. (2024). Deskripsi Pemahaman Konsep Matematis Mahasiswa Berdasarkan Teori APOS Dalam Perkuliahan Daring Materi Turunan: Description of Understanding Student Mathematical Concepts Based on APOS Theory in Online Lectures Derivative Material. Nusantara Journal of Education and Social Science, 1(1), 25-31. https://doi.org/10.69959/nujess.v1i1.17