Soeurn, S. and ROS, D.P. 2025. Effectiveness of Educational Institution Reform for the Quality of High Schools: A Case Study in High Schools in Phnom Penh. International Journal of Scientific Research and Modern Technology. 4, 6 (Jun. 2025), 6–23. DOI:https://doi.org/10.38124/ijsrmt.v4i6.568.