Noviantoro, K. M., Widjaja, H. R., & Ridwan, M. (2025). Evaluation of Waste Management in the Bromo Tengger Semeru National Park Tourism Area: A Case Study of the Bromo Sand Sea. Geosfera Indonesia, 10(1), 29–43. https://doi.org/10.19184/geosi.v10i1.45780