Gardziejczyk, Wladyslaw, and Piotr Zabicki. “Normalization and Variant Assessment Methods in Selection of Road Alignment Variants – Case Study”. Journal of Civil Engineering and Management 23, no. 4 (April 21, 2017): 510-523. Accessed January 31, 2025. https://jest.vgtu.lt/index.php/JCEM/article/view/1083.