سمية قداش, et al. “E-Learning And the Effectiveness of University Teaching Performance In Light of the Covid 19 Crisis ‘from the teachers’ Point of View’ Case Study: Economics Faculties in Algerian Universities”. Human Resources Development Research, vol. 17, no. 01, Oct. 2026, pp. 222-98, https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/155.