ZUBKO . О. Methodical approaches to determination of the technological intensity levels of Ukrainian export. Commodity science. Technologies. Engineering, [S. l.], v. 11, n. 1, p. 59–67, 2011. Disponível em: https://journals.knute.edu.ua/commodities-and-markets/article/view/1462. Acesso em: 10 oct. 2025.