Varela, A., Arias, A., & Reyes, Y. (1). Kinetic of copper-sulfate pentahydrate production from scrap copper. Rev. Téc. Fac. Ing. Univ. Zulia, 26(2). Recuperado a partir de http://www.produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/5813