Jericho A. Mendoza, Ash Lee R. Verzosa, and Antonio N. Ayop. “Evaluation of Coral Reef Health Status in the Fish Sanctuary of San Esteban, Ilocos Sur”. The Vector: International Journal of Emerging Science, Technology and Management (IJESTM), vol. 32, no. 1, Dec. 2023, doi:10.69566/ijestm.v32i1.302.