Design of A Web-Based Marketing Data Information System to Improve Product Marketing Efficiency at CV San Amerta Romoro. Technema: Journal of Intelligent Engineering and Computing, [S. l.], v. 1, n. 2, p. 371–381, 2026. Disponível em: https://sovereignresearch.org/technema/article/view/266. Acesso em: 19 aug. 2026.