Mayapada, Retno, and Fardinah Fardinah. “Tingkat Pengangguran Terbuka Periode Sebelum Hingga Sesudah Pandemi Covid-19 Dengan Pendekatan Non-Parametrik”. ESTIMATOR : Journal of Applied Statistics, Mathematics, and Data Science 2, no. 1 (April 25, 2025): 1–9. Accessed August 3, 2025. https://jurnal.unipar.ac.id/index.php/estimator/article/view/1829.