Hernández-Pedrera, Carlos, and Filipe Da Silva-Portofilipe. “Application of Statistical Process Control (SPC) in It´s Quality Control”. Chemical Technology 36, no. 1 (December 22, 2015): 130-145. Accessed April 17, 2024. https://tecnologiaquimica.uo.edu.cu/index.php/tq/article/view/602.