Pertiwi, Asariella Findya Octa, and Rahmaniyah Dwi Astuti. “Increased Line Efficiency by Improved Work Methods With the ECRS Concept in a Washing Machine Production: A Case Study”. Jurnal Sistem Dan Manajemen Industri, vol. 4, no. 1, July 2020, pp. 13-29, https://doi.org/10.30656/jsmi.v4i1.2184.