Hubi Rahmat Andika, Ishak I. Analisis Daya Saing Universitas di Purworejo dengan Pendekatan Five Forces Porter. MAMEN: Jurnal Manajemen [Internet]. 2025 Jul. 10 [cited 2026 Mar. 7];4(3):317-2. Available from: https://journal.literasisains.id/index.php/mamen/article/view/5435