CENGIZ, Cemre; AYLAR, Ebru; YILDIZ, Eseng├╝l. Intuitive Development of the Concept of Integers among Primary School Students. International Electronic Journal of Elementary Education, [S.l.], v. 11, n. 2, p. 191-199, jan. 2019. ISSN 1307-9298. Available at: <https://iejee.com/index.php/IEJEE/article/view/648>. Date accessed: 26 mar. 2019.