B. R. . Oluwasina, A. O. . Odusina, A. G. Jimoh, and E. A. Olafare, “Professional Mentoring and Job Performance of Civil Service Secretaries in South-West, Nigeria”, IBEJ, vol. 19, no. 1, pp. 90–102, Apr. 2026, doi: 10.37134/ibej.Vol19.1.7.2026.