AL-QUBATI, Ghaida Muhammad Abdu Hassan; AL-HAKIMI, Dr. Ishraq Hayel Abdul-Jalel Al-Hakimi. Evaluation of the science book for the ninth grade in the Republic of Yemen in the light of the concepts of nanotechnology. Humanities and Educational Sciences Journal, [S. l.], n. 27, p. 505–540, 2022. DOI: 10.55074/hesj.v0i27.615. Disponível em: https://hesj.org/ojs/index.php/hesj/article/view/615. Acesso em: 21 sep. 2026.