Kahloul ع. ا. . The problem of Academic Achievement and the blockage of Educational communication channels A study in calendar standards and time management . El-Nas, [S. l.], v. 9, n. 2, p. 6–27, 2025. Disponível em: https://review.univ-oeb.dz/ojs.nass/index.php/jen/article/view/88. Acesso em: 24 feb. 2026.