Etukafia, N. I. ., and J. O. . Udoidem. “ARDL Modeling of Long-Run and Short-Run Determinants of Export Performance in Nigeria: A Test for National Development”. Nigerian Academy of Management Journal, vol. 14, no. 2, Sept. 2019, pp. 37-46, https://namj.tamn-ng.org/index.php/home/article/view/54.