MOHAMMED, A.; عامر; IDREES, A.; عمار. Geul - Sinclair ’s non - aggregate theorem - applied empirical study H*. Journal of Education and Science (JES), [S. l.], v. 18, n. 1, p. 97–112, 2006. DOI: 10.33899/edusj.2006.78714. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17414. Acesso em: 4 aug. 2025.