Wardhani, Sabrina Kusuma, and Awan Setia Dharmawan. “The Perspective of Environmental Activists in Responding to the Lapindo Mudflow Disaster in Sidoarjo Regency: A Phenomenological Study”. Indonesian Journal of Social and Environmental Issues (IJSEI), vol. 7, no. 1, Apr. 2026, pp. 33-43, doi:10.47540/ijsei.v7i1.2569.