Widowati, L., N. Hindra Hastuti, and F. Mahar Rizqi. “COMMUNICATION STRATEGIES TO INCREASE PARTICIPANT ENGAGEMENT (Case Study of Open Trip Seduluran Selawase Adventure in Mount Lawu Climbing)”. Solidaritas: Jurnal Ilmu-Ilmu Sosial, vol. 8, no. 2, Jan. 2025, https://ejurnal.unisri.ac.id/index.php/sldrts/article/view/11471.