Mwansa PL, Kapotwe E. Assessing The Effectiveness of Portfolio Management on the Performance of Commercial Banks in Zambia: Evidence from Absa Bank in Lusaka. AJOCS [Internet]. 2026 Apr. 12 [cited 2026 Apr. 19];7(2):270-88. Available from: https://ijcsacademia.com/index.php/journal/article/view/489