FAJAR , F.; SETYOWATI, D. L.; ARSAL, T.; ROSILAWATI, A. River Environment Preservation Movement for the Sustainability of Ecotourism Programs. International Conference on Science, Education, and Technology, [S. l.], v. 9, n. 1, p. 241–249, 2023. Disponível em: https://proceeding.unnes.ac.id/ISET/article/view/2425. Acesso em: 3 jul. 2024.