VIET HUNG, Nguyen. COLLECTIVE EXCITATIONS OF A BOSE-EINSTEIN CONDENSATE TRAPPED IN A TWO-CHANNEL POTENTIAL. Journal of Science Natural Science, [S. l.], v. 71, n. 1, p. 40–53, 2026. DOI: 10.18173/2354-1059.2026-0004. Disponível em: https://hnuejs.edu.vn/ns/article/view/1403. Acesso em: 1 apr. 2026.