TRUONG, V. C. Multivariate classification of provinces of Vietnam according to the level of sustainable development. Bulletin of Geography. Socio-economic Series, [S. l.], v. 51, n. 51, p. 109–122, 2021. DOI: 10.2478/bog-2021-0009. Disponível em: https://apcz.umk.pl/BGSS/article/view/29642. Acesso em: 26 apr. 2024.