Doria, A. ., C. . Solis, R. . Surio, and A. M. . Velasco. “The Impact of Shift Work to the Employees Productivity at Alorica Eton Centris in Quezon City Branch: Vol.4, No.1”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, vol. 4, no. 1, June 2024, https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/13629.