Onuh, C. C., and E. C. Okigbo. “Effect of Use of Combined Physical and Inquiry Virtual Laboratories on Secondary School Students’ Achievement in Physics in Enugu State”. UNIZIK Journal of STM Education, vol. 3, no. 2, Nov. 2020, pp. 76-87, https://journals.unizik.edu.ng/jstme/article/view/508.