Kuddi BF, remon R, Herianto VR, Maita KM, Sitokdana E, Ekaputri AMK, et al. OPTIMAL PORTFOLIO ANALYSIS OF THE PRIMBANK10 INDEX USING THE MARKOWITZ EFFICIENT FRONTIER. Kapalamada [Internet]. 2026 Mar. 31 [cited 2026 Apr. 22];5(01):275-90. Available from: https://www.azramedia-indonesia.azramediaindonesia.com/index.php/Kapalamada/article/view/1989