IDRIS, I.; PURNOMO, A.; ADI, K. R. Sign System as Visual Communication for SMEs in Malang . International Journal of Community Service Learning, [S. l.], v. 6, n. 1, p. 87–96, 2022. DOI: 10.23887/ijcsl.v6i1.41476. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJCSL/article/view/41476. Acesso em: 2 may. 2024.