Festus, A. B., and K. M. Seraphina. “Effects of Emotional Intelligence Skills Acquisition on Students’ Achievement in Senior Secondary School Geometry in Keffi Education Zone, Nasarawa State, Nigeria”. Asian Journal of Education and E-Learning, vol. 3, no. 4, Aug. 2015, https://ajouronline.com/index.php/AJEEL/article/view/2810.