MARTHALENA, Y.; BARUSMAN, M. Y. S.; BARUSMAN, A. R.; DEFRIZAL, D.; SUNARMI, S.; ASTINI, Y. The Role of Adaptive Innovation in Sustainable Competitiveness: Evidence from Private Higher Education Institutions’ Response to Digital Disruption on Student Retention and Institutional Reputation. Sharia Economic and Management Business Journal (SEMBJ), v. 7, n. 3, p. 182-199, 6 Sep. 2026.