ধ্বনিগুণ (Sound attributes). সাহিত্য পত্রিকা, [S. l.], v. 3, n. 1, p. 1–24, 1959. DOI: 10.62328/sp.v3i1.1. Disponível em: https://journal.bangla.du.ac.bd/article/view/1246.. Acesso em: 1 aug. 2026.