СПІЧАК, В. С. Time management of the beginning of works in projects of harvest the sugar beet. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 3(43), p. 67–69, 2012. DOI: 10.15587/1729-4061.2010.2541. Disponível em: https://journals.uran.ua/eejet/article/view/2541. Acesso em: 27 jul. 2024.