The topic of postal system in Bengali literature/ বাংলা সাহিত্যে ডাকব্যবস্থার প্রসঙ্গ . TRISANGAM INTERNATIONAL REFEREED JOURNAL, [S. l.], v. 5, n. 1, p. 788–793, 2025. Disponível em: https://tirj.org.in/tirj/article/view/315. Acesso em: 29 oct. 2025.