Keith Francis Ratumbuisang, and Yosua Fitsgerald Ratumbuisang. “ISO / IEC _ 25010 For Testing Quality Information System Labor Market (SIPTK)”. Jurnal Fokus Elektroda : Energi Listrik, Telekomunikasi, Komputer, Elektronika Dan Kendali), vol. 8, no. 3, Aug. 2023, pp. 178-86, https://elektroda.uho.ac.id/index.php/journal/article/view/101.