VAIDYA, Dharmanshu. Lullaby: A Prelude to Initial Learning. THE PRIMARY TEACHER, [S. l.], v. 44, n. 4, p. p.42–49, 2019. Disponível em: http://ejournals.ncert.gov.in/index.php/tpt/article/view/1671. Acesso em: 24 aug. 2026.