С. Н. Владимирова, “ORGANIZATION OF SANATORIUM TREATMENT AT THE CAUCASIAN MINERAL WATERS IN THE EARLY XX CENTURY”, The Bulletin of the Volga Region Institute of Administration, vol. 39, no. 6, pp. 122–126, Jun. 2013, Accessed: Nov. 08, 2026. [Online]. Available: https://volga-institute.owebs.ru/article/view/23844