Mubarok FK, Darmawan AR, Luailiyah Z. Optimalisasi Portofolio Nilai Saham: Studi Komparasi Kinerja Saham Syariah dan Nonsyariah. Econ. J. Ekon. Islam [Internet]. 2017 Oct. 31 [cited 2025 Mar. 31];8(2):309-36. Available from: https://journal.walisongo.ac.id/index.php/economica/article/view/2368