1.
Saranga KAP, Rusgiyono A, Hoyyi A. Mean-Variance Portfolio Optimization Based on Ledoit-Wolf Shrinkage With K-Medoids Clustering Approach for The Idxbumn20 Index. ijmcr [Internet]. 15Jun.2026 [cited 23Oct.2026];14(06):6564-70. Available from: https://mail.ijmcr.in/index.php/ijmcr/article/view/1315