“Impact of Heterogeneity in The Investment Horizons on Portfolio Diversification; impact of Islamic finance on the growth of agribusiness and small and medium-sized enterprises (SMEs) in Pakistan’ An Empirical Analysis in the Perspective of Pakistani Investors”, IRJMSS, vol. 5, no. 1, pp. 460–468, Mar. 2024, Accessed: Dec. 07, 2025. [Online]. Available: http://irjmss.com/index.php/irjmss/article/view/257