DONG, Meiting. Design and Implementation of Eight-Way Call System Based on Digital Integrated Circuits. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 2, n. 5, p. 3602, 2024. DOI: 10.61173/4g8fcm19. Disponível em: https://stecep.deanfrancis.press/article/view/1567. Acesso em: 4 nov. 2026.