KORTAS, G. On the convergence of workings and the purpose of working observations in salt mines. Geology, Geophysics and Environment, [S. l.], v. 38, n. 1, p. 51, 2012. DOI: 10.7494/geol.2012.38.1.51. Disponível em: https://ggae.agh.edu.pl/index.php/geol/article/view/170. Acesso em: 20 sep. 2024.