The problem of abstraction and reduction in the structure of the printed work. Journal of the College of Basic Education, [S. l.], v. 21, n. 91, p. 349–368, 2022. DOI: 10.35950/cbej.v21i91.7336. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/7336.. Acesso em: 22 jul. 2024.