Iryanto, Eko, Titi Rohaeti, and sumliyah sumliyah. “IMPLEMENTASI LESSON STUDY DALAM PEMBELAJARAN MATEMATIKA MATERI ATURAN SINUS KELAS XI DI SMK KARTIKA XIX-3 KOTA CIREBON”. Integral : Pendidikan Matematika 13, no. 1 (June 26, 2022): 58–62. Accessed July 3, 2024. https://e-journal.umc.ac.id/index.php/JNR/article/view/3934.