Cephas Sonny Hatmaja, Dr.Heri Prabowo,S.E., M.M and Dr.Bayu Kurniawan,S.Kom.,M.M 2025. The Influence of Service Quality and Customer Satisfaction on Customer Loyalty at Upgri Tour & Travel Semarang City. INTERNATIONAL CONFERENCE OF ECONOMICS AND BUSINESS. 1, 1 (Jul. 2025).