DIVA MARIA RANSUN; MIKHAEL CREDO SAMUEL MANGOLO; MERCY A. LUMARE. Implementation of Waiter Service Standard Operating Procedures (SOP) in Improving Service Effectiveness at Boulevard Bistro Restaurant, Lion Hotel & Plaza Manado. International Journal of Tourism Business Research, [S. l.], v. 4, n. 2, p. 11–22, 2025. DOI: 10.29303/intour.v4i2.2506. Disponível em: https://jurnal.fe.unram.ac.id/index.php/intour/article/view/2506. Acesso em: 13 dec. 2025.