TARITA INTAN SORAYA; RATRI WULANDARI; WELLIE SULISTIJANTI; WULAN BHAKTI PERTIWI; MUHAMMAD SULTHAN MADANY. An Improving Service Quality Using Servqual With 3 Fuzzy Numbers : A Study in ITESA Muhammadiyah Semarang. JURNAL RISET RUMPUN MATEMATIKA DAN ILMU PENGETAHUAN ALAM, [S. l.], v. 4, n. 2, p. 260–270, 2025. DOI: 10.55606/jurrimipa.v4i2.6194. Disponível em: https://prin.or.id/index.php/JURRIMIPA/article/view/6194. Acesso em: 23 mar. 2026.