Россошанская, Н.А. (2012) “SPECIFICITY OF CATERING INDUSTRY THAT AFFECTS THE CALCULATION OF THE CATERING SERVICES COST”, The Bulletin of the Volga Region Institute of Administration, 31(2), pp. 212–217. Available at: https://volga-institute.owebs.ru/article/view/23649 (Accessed: 8 November 2026).