DEEBA, F.; ISLAM, Kazi Asraful; MAMUN, A. A. Planar and Nonplanar Solitons in Multi-Ion Dusty Plasma. Engineering International, Dhaka, Bangladesh, v. 7, n. 2, p. 49–66, 2019. DOI: 10.18034/ei.v7i2.474. Disponível em: https://ei.observer/article/view/474. Acesso em: 29 jan. 2026.