KURNIASIH, Fransiska Novi; WIDAYANTI, Wiwik; WICAKSANA, Tania. Income Diversification Through Optimization of Service Rates at Universi-tas Negeri Semarang. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 4, n. 11, p. 4152–4159, 2023. DOI: 10.11594/ijmaber.04.11.32. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/809. Acesso em: 24 jan. 2026.