“Strengthening Quality Culture in Educational Institutions through Virtual Observation Based on the SPMI–PPEPP Framework: A Case Study of Universitas Nurul Jadid”. IEC: Journal of Educational Innovation, vol. 2, no. 5, Oct. 2026, pp. 89-99, https://research.iecjournal.com/index.php/IEC-JEI/article/view/149.