OKTAFIANI, I. S. .; AHMAD, N. F. .; ARISKAWANTI, E. . Application of 5S Principles (Seiri, Seiton, Seiso, Seiketsu, Shitsuke) for Educational Facilities and Infrastructures at SMKS Hudatul Muna 2 Ponorogo. Proceeding International Conference on Religion, Science and Education, [S. l.], v. 1, p. 71–81, 2022. Disponível em: http://sunankalijaga.org/prosiding/index.php/icrse/article/view/777. Acesso em: 13 jul. 2026.