G. . Eneasator, K. A. . Azubuike, and O. F. . Oko, “The Effects of Manpower Development Efforts of the Tertiary Education Trust Fund (TET-Fund) on Productivity and Performance of Academic Staff Members of Colleges of Education in Nigeria”, Am J Cre Edu, vol. 2, no. 3, pp. 149–160, Nov. 2019.