Anjum, S., M. M. A. Khan, M. A. Iqbal, and P. Hussain. “Socio-Economic Determinants of Sports Performance: An Empirical Investigation Among the Countries of the World”. Research Journal for Societal Issues, vol. 5, no. 1, Mar. 2023, pp. 417-33, doi:10.56976/rjsi.v5i1.157.