AL-ANI, M. S.; AL-ANI, D. M. Review Study on Sciencedirect Library Based on Coronavirus Covid-19: covid-19 study. UHD Journal of Science and Technology, [S. l.], v. 4, n. 2, p. 46–55, 2020. DOI: 10.21928/uhdjst.v4n2y2020.pp46-55. Disponível em: https://journals.uhd.edu.iq/index.php/uhdjst/article/view/750. Acesso em: 22 nov. 2024.