“Nonparametric Regression With Local Polynomial Kernel on Relationship Between Schooling Years and Unemployment Rate in Banten”. UNP Journal of Statistics and Data Science 3, no. 3 (August 30, 2025): 279–287. Accessed October 6, 2026. https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/372.