Friska D. Simamora, Manginar Sidabutar and Novianti P. Baunsele 2025. PENCEGAHAN FISSURE SEALING PADA MASYARAKAT DI PESISIR PANTAI KELURAHAN OESAPA. Journal of Innovation Research and Knowledge. 5, 1 (Jun. 2025), 551–556. DOI:https://doi.org/10.53625/jirk.v5i1.10338.