Long-term stability of pillars in an underground oil shale mineReinsalu, Enno; Lüütre, Enn; Põldema, Tauri; Väli, ErikOil shale2022 / p. 142-149 : ill https://doi.org/10.3176/oil.2022.2.04 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Mining under Kalina and Selisoo BogsOtsmaa, MerleEnvironment. Technology. Resources : proceedings of the 9th International Scientific and Practical Conference. Volume 12013