MAIRAFI S, MAHMUDA M, ADAMU A. Evaluating the Impact of Collective Investment Scheme Expenses and Age on Investment Performance of Selected Fund Managers in Nigeria. AJMSS [Internet]. 2025 Jan. 28 [cited 2026 Jun. 24];6(1):1-10. Available from: https://www.nokspublishing.com/index.php/AJMSS/article/view/110