“SCHOOL HEADS STRATEGIC LEADERSHIP AND SCHOOL IMPROVEMENT PLANNING IN PUBLIC ELEMENTARY SCHOOL, DISTRICT OF TRECE MARTIRES, CAVITE:  BASIS FOR  SUSTAINABILITY INITIATIVE”. Journal for the Advancement of Sustainable Development Goals 1, no. 3 (August 12, 2026). Accessed August 13, 2026. https://jasdg.com/index.php/jasdg/article/view/58.