Pratama, I Putu Yudha, et al. “Service Quality Improvement Strategy to Enhance Guest Satisfaction at Ayung Valley Restaurant, The Royal Pita Maha Hotel Ubud, Bali”. JAKADARA: JURNAL EKONOMIKA, BISNIS, DAN HUMANIORA, vol. 5, no. 1, Apr. 2026, pp. 269-78, doi:10.36002/jd.v5i1.5549.