مسعودي عبد الحميد, لخديمي عبد الحميد, and بن مسعود محمد. 2026. “The Dynamic Inconstancy of Virtual Money in the Coronavirus Pandemicbitcoin As a Model”. Human Resources Development Research 17 (01):513-33. https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/240.