RUDZIŃSKI, Robert; BAŁDYGA, Monika. System GS1 w Europie i w Polsce, jego struktura oraz obowiązkowe identyfikatory: The GS1 System in Europe and Poland, its structure and mandatory IDs. Management and Administration Journal, [S. l.], v. 26, n. 99, p. 225–239, 2021. Disponível em: https://czasopisma.uws.edu.pl/znadministracja/article/view/1960. Acesso em: 22 dec. 2024.