Toczek, Przemyslaw, Tomasz Kowalski, and Rafał Artym. “Use of an Inclined Boreholes As an Injection Holes for Filling the Backfill Chambers”. Journal of Geotechnology and Energy 41, no. 4 (December 30, 2024): 21–26. Accessed April 8, 2025. https://journals.agh.edu.pl/jge/article/view/6733.