Wulandari, Fitria, et al. “Penerapan Sistem Manajemen Mutu ISO 9001: 2015 Di SMK Negeri 4 Banjarmasin”. Studia Manageria, vol. 3, no. 2, Dec. 2021, pp. 99-118, https://doi.org/10.19109/studiamanageria.v3i2.10318.