WANG, Xin; ZHU, Xiaolin; WANG, Yunhang; LU, Long. Design of Payment System for Unmanned Convenience Store. Frontiers in Science and Engineering, [S. l.], v. 2, n. 7, p. 8–16, 2022. DOI: 10.54691/fse.v2i7.1400. Disponível em: https://bcpublication.org/index.php/FSE/article/view/1400. Acesso em: 1 may. 2026.