KHOA, Trinh Van. Noncommutative deformation and a topological nature of Koiter singularity. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 27, n. 3, p. 179–185, 2005. DOI: 10.15625/0866-7136/27/3/5727. Disponível em: https://vjmech.vast.vn/vjmech/article/view/5727. Acesso em: 9 nov. 2025.