NIKALJE, Varada Mohan. Indelible Ink. THE PRIMARY TEACHER, [S. l.], v. 48, n. 4, p. p.93–95, 2026. DOI: 10.64742/. Disponível em: https://ejournals.ncert.gov.in/index.php/tpt/article/view/5713. Acesso em: 14 nov. 2026.