PIATNYTSKA Г., HRYHORENKO О. and NAIDIUK В. (2018) “Diagnostics in the catering services market”, INTERNATIONAL SCIENTIFIC-PRACTICAL JOURNAL COMMODITIES AND MARKETS, 25(1), pp. 38–60. vailable at: https://journals.knute.edu.ua/commodities-and-markets/article/view/927 (ccessed: 1 September 2024).