Application of Mundel Theory in Measuring Operational Productivity at Waroeng Tenda Gaul Restaurant, UGM Valley Branch. Proceeding Kilisuci International Conference on Economic & Business, [S. l.], v. 3, p. 1033–1040, 2025. DOI: 10.29407/kilisuci.v3i.7141. Disponível em: https://proceeding.unpkediri.ac.id/index.php/kilisuci/article/view/7141. Acesso em: 12 oct. 2026.