Moura, Bianca, Allan Thiago Moura, Ana Emílias Silva Guede, and Anderson Castro. 2019. “IMPROVED WEAR ON FEED CHANNEL OF GRAVITY CASTING MOLDS”. ITEGAM-JETIA 5 (19), 131-35. http://br940.teste.website/~itegamjetia/journal/index.php/jetia/article/view/505.