Pembentukan Nilai Kedisiplinan Siswa Melalui Kegiatan Apel Pagi Di Mas Sumbersari Kowang Semanding Tuban. Advances In Education Journal , [S. l.], v. 2, n. 4, p. 348–355, 2026. Disponível em: https://journal.al-afif.org/index.php/aej/article/view/912. Acesso em: 24 feb. 2026.