MUNTHE, Muhtar Ardansah; SARI, Ratna; DAULAY, Aulia Putra. Ecotourism Strategy and Potential of Delleng Simpon, Ulumerah, Pakpak Bharat Regency. Jurnal Pijar Mipa, [S. l.], v. 19, n. 2, p. 280–287, 2024. DOI: 10.29303/jpm.v19i2.6543. Disponível em: https://jurnalfkip.unram.ac.id/index.php/JPM/article/view/6543. Acesso em: 25 may. 2024.