Sitanggang, H. M. ., E. A. L. . Raja, and T. H. L. . Raja. “The Influence of Learning Discipline and Environment on Learning Outcomes at the Institut Bisnis Dan Komputer Indonesia”. Journal of Ecohumanism, vol. 3, no. 4, Aug. 2024, pp. 1748-5, doi:10.62754/joe.v3i4.3706.