Gmyra, Ludmila Borisovna. “TECHNOLOGICAL METHODS OF CONSTRUCTION MILITARY ENGINEERING FACILITIES RUBAS FORTIFICATION VI C. (EAST CAUCASUS)”. History, Archeology and Ethnography of the Caucasus, vol. 18, no. 2, June 2022, pp. 463-96, https://doi.org/10.32653/CH182463-496.