F. Nkpoyen, E. P. Archibong, V. Undelikwo, U. B. Obeten, y N. O. Ofem, «Social welfare program and poverty eradication in sub-saharan region of Eket Senatorial district, Akwa Ibom State, Nigeria», AmazInv, vol. 10, n.º 42, pp. 163–175, jul. 2021.