The Influence Of Customer Service Quality On Financial Expectations With Roq Approach (Case Study: X Maternity Hospital in Sidoarjo). JKIE (Journal Knowledge Industrial Engineering), [S. l.], v. 9, n. 1, p. 35–42, 2022. DOI: 10.35891/jkie.v9i1.2985. Disponível em: https://jurnal.yudharta.ac.id/v2/index.php/jkie/article/view/2985. Acesso em: 12 aug. 2026.