FAYNBURG , G.Z.; ISAEVICH, A.G. The discovery that changed the world (about the role of Permian science in the birth and application of silvinite speleoclimatotherapy). Perm Federal Research Centre Journal, [S. l.], n. 1, p. 59–66, 2023. DOI: 10.7242/2658-705X/2023.1.7. Disponível em: https://journal.permsc.ru/index.php/pscj/article/view/PSCJ2023n1p7. Acesso em: 14 may. 2026.