Azizah D, Fitri A. Pengaruh WAG (Whatsapp Group) terhadap Kemampuan Pemahaman Matematis Siswa SMP Negeri 4 Pekalongan. JLKP [Internet]. 2021Jun.1 [cited 2024May4];19(1). Available from: https://jurnal.pekalongankota.go.id/index.php/litbang/article/view/138