Purwanto, Edi, and Hana Catur Wahyuni. 2026. “Innovation Of 5S Culture For Noble Character And Student Achievement: Inovasi Budaya 5S Untuk Akhlak Mulia Dan Prestasi Siswa”. Indonesian Journal of Innovation Studies 27 (1):10.21070/ijins.v27i1.1363. https://doi.org/10.21070/ijins.v27i1.1363.