TY JOUR TI Improving quality management in a health resort complex based on competitiveness monitoring KW spa and resort complex KW competitiveness KW monitoring KW data analysis KW digitalization KW quality management KW customer satisfaction JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Sergeeva, E.A. AU Slatvinskaya, E.A. AU Kaysinova, A.S. PY 2026 IS 0 PB ITBO University