Ysambertt F, Paredes J, Márquez N. Analysis of copper and zinc content in the drinking water of Maracaibo city. A technical note. REV TEC FAC ING UNIV [Internet]. 1 [citado 16 de marzo de 2025];19(1). Disponible en: https://produccioncientificaluz.org/index.php/tecnica/article/view/5498