KASHYAP, Neha. Number Sense and Integers. Voices of Teachers and Teacher Educators, [S. l.], v. 8, n. 1, p. p. 102–107, 2019. Disponível em: http://ejournals.ncert.gov.in/index.php/vtte/article/view/1162. Acesso em: 24 aug. 2025.