Hamasha, Mohammad. “Mathematical Approximation of Single and Double-Sided Truncated Normal Distribution Using Logistic Function”. International Journal of Industrial Engineering: Theory, Applications and Practice 26, no. 6 (January 5, 2020). Accessed April 26, 2026. https://ijietap.journals.publicknowledgeproject.org/ijietap/index.php/ijie/article/view/3344.