Dari, C., Bat-Ochir, D., Otgonsumber, U., Batbaatar, C. and Turtogtokh, T. 2026. RESEARCH ON CUSTOMER SATISFACTION IN CHAIN RESTAURANTS AND OPPORTUNITIES TO IMPROVE MANAGEMENT. Journal of Business and Innovation (Бизнес & Инноваци). 12, 2 (Jul. 2026), 86–104. DOI:https://doi.org/10.22353/jbai.2026120206.