Keke, Yulianti, Veronica ., Vera Putrianto, Muhammad Basyar Azzuhri, Erni Pratiwi Perwitasari, and Yuliantini . “An Analysis of Quality Control on Defective Products at PT. Signore”. KnE Social Sciences 8, no. 9 (May 26, 2023): 827–841. Accessed May 29, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/13396.