PASTARUS, Juri-Rivaldo; SABANOV, Sergei; SHESTAKOVA, Jekaterina; NIKITIN, Oleg. RISK ANALYSIS OF THE PILLAR STRENGTH IN THE ESTONIA MINE. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 19–23, 2015. DOI: 10.17770/etr2009vol1.1113. Disponível em: https://journals23.rta.lv/index.php/ETR/article/view/1113.. Acesso em: 13 dec. 2024.