SINGH, P. K.; NARAYAN, B. Lectures. Summerhill IIAS Review, [S. l.], v. 4, n. 1, p. 13,25,27, 2020. Disponível em: http://journal.iias.ac.in/ojs/index.php/summerhill/article/view/965. Acesso em: 20 apr. 2026.