@article{salah_thabet_2021, title={E-Learning Management Systems: A Feature-based Comparative Analysis}, volume={18}, ISSN={1807-1775}, url={https://doi.org/10.4301/S1807-1775202118003}, DOI={10.4301/S1807-1775202118003}, journal={JISTEM - Journal of Information Systems and Technology Management}, publisher={TECSI Laboratório de Tecnologia e Sistemas de Informação - FEA/USP}, author={Salah, Saeed and Thabet, Mahmoud}, year={2021}, pages={e202118003} }