BISWAS, Tushar Kanti; ROY, Dr. Madhumita. The Reformist Alexander Duff in Nineteenth century Bengal: A Study. Swami Vivekananda University Press, Kolkata, West Bengal, India., p. 34–42, 2025. Disponível em: https://swamivivekanandauniversitypress.com/index.php/svup/article/view/16. Acesso em: 24 oct. 2026.