يوسف مناف. “Nonparametric Estimator (Histogram) For Estimating Probability Density Function: Nonparametric Estimator (Histogram) For Estimating Probability Density Function”. Journal of Economics and Administrative Sciences 15, no. 56 (May 12, 2022): 172. Accessed April 3, 2025. https://jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/1269.