Arsyad, Usman, Roland Alexander Barkey, Wahyuni Wahyuni, and Karla Kembongallo Matandung. 2018. “Karakteristik Tanah Longsor Di Daerah Aliran Sungai Tangka”. Jurnal Hutan Dan Masyarakat, July, 203-14. https://doi.org/10.24259/jhm.v0i0.3978.