Orji, A., I. P. Nwodo, J. E. Ogbuabor, and O. I. Anthony-Orji. “Where Do Real Output Shocks to Nigeria Mainly Emanate From? Empirical Analysis of Nigeria-China-India-USA Economic Interactions”. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, Vol. 32, no. 1, Jan. 2022, pp. 58-77, https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/707.