Busthan, B.; Pachri, H.; Alimuddin, I.; Bahri, S.; Bundang, S. A New Approach to Determining the Slip Surface in Tuff to Determine the Volume of Landslide Material: A Case Study on the West Sinjai Road Section, Sinjai Regency, South Sulawesi, Indonesia. J. Degrade. Min. Land Manage. 2024, 11, 5533-5538.