KURNIAWAN, Ardi; MAULIDIYA, Karina Ayu; SEDIONO. Analisis Tingkat Kepuasan Masyarakat Terhadap Layanan Wajib Pajak di Kantor Pelayanan Pajak Pratama Surabaya Wonocolo dengan Metode Customer Satisfaction Index (CSI) dan Importance Performance Analysis (IPA). MUST: Journal of Mathematics Education, Science and Technology, [S. l.], v. 8, n. 1, p. 57–71, 2023. DOI: 10.30651/must.v8i1.17691. Disponível em: https://journal.um-surabaya.ac.id/matematika/article/view/17691. Acesso em: 29 sep. 2026.