Virratih, D. T. ., and W. Widyastuti. “Differences in Job Satisfaction Between Permanent Employees and Outsourcing Employees of PT. Domusindo Perdana: Perbedaan Kepuasan Kerja Antara Karyawan Tetap Dan Karyawan Outsourcing PT. Domusindo Perdana”. Proceedings of The ICECRS, vol. 8, Aug. 2020, doi:10.21070/icecrs2020531.