PAPANCHEVA, Rumyana Yordanova. Propaedeutic of Working with Tables for Data Handling At Kindergarten. Engineering And Technology Journal, [S. l.], v. 2, n. 10, p. 259–263, 2017. Disponível em: http://everant.org/index.php/etj/article/view/111. Acesso em: 18 may. 2024.