Saridjan, Samiputri Ayu, Intan Noviantari Manyoe, Nurul Istiqamah Kadekoh, Dinar Amalia Khansa, Muhammad Asram Tongkodu, and Muh. Nur Alfian S. Kasim. “Mobile App Marketing ‘Oluhuta Journey’ As A Promotion and Marketing Tool for Edu-Geotourism in Oluhuta Village”. Engagement: Jurnal Pengabdian Kepada Masyarakat 6, no. 2 (November 30, 2022): 404- 420. Accessed April 19, 2026. https://engagement.fkdp.or.id/index.php/engagement/article/view/1048.