“Prinsip Dan Strategi Ukuran Investasi”. AT-TASYRI’: JURNAL ILMIAH PRODI MUAMALAH 9, no. 2 (December 23, 2017): 137–148. Accessed October 9, 2025. https://ejournal.staindirundeng.ac.id/index.php/Tasyri/article/view/81.