“SCHOOL HEADS STRATEGIC LEADERSHIP AND SCHOOL IMPROVEMENT PLANNING IN PUBLIC ELEMENTARY SCHOOL, DISTRICT OF TRECE MARTIRES, CAVITE:  BASIS FOR  SUSTAINABILITY INITIATIVE”, JASDG, vol. 1, no. 3, Aug. 2026, Accessed: Aug. 13, 2026. [Online]. Available: https://jasdg.com/index.php/jasdg/article/view/58