Nurani L, Qudratullah MF. Analisis Portofolio Syariah Optimal Menggunakan Model Mean Variance Efficient Portofolio (MVEP) Dengan Pendekatan Data Envelopment Analysis (DEA). JFOURIER [Internet]. 2016 Apr. 1 [cited 2026 Jan. 29];5(1):41-7. Available from: https://fourier.or.id/index.php/FOURIER/article/view/51