SHI, Xingyu. Analysis and Design of the GS1 System Based on ITF-14. International Journal of Computer Science and Information Technology, U.K., v. 3, n. 3, p. 206–214, 2024. DOI: 10.62051/ijcsit.v3n3.21. Disponível em: https://wepub.org/index.php/IJCSIT/article/view/3134. Acesso em: 12 sep. 2026.