Jameel, Abeer, and Azaldeen Ali Abdulhussein. “Incorporating Latent Variables into Active Transportation Mode Choice: A Review”. Al-Rafidain Journal of Engineering Sciences 3, no. 1 (November 29, 2024): 1–18. Accessed March 21, 2025. https://rjes.iq/index.php/rjes/article/view/132.