Oliver Valentine Eboy, Jennifer Chan Kim Lian. APPLICATION OF GIS IN IDENTIFYING POTENTIAL SITE FOR RIVER TOURISM ACTIVITIES ALONG THE PETAGAS RIVER. Elementary Education Online [Internet]. 2023 Dec. 19 [cited 2024 Dec. 22];20(4):743-52. Available from: https://ilkogretim-online.org/index.php/pub/article/view/5387