Yu, Xiao-Jun, and Chun-Hua Fang. “Efficiency Loss of Mixed Equilibrium Associated With Altruistic Users and Logit-Based Stochastic Users in Transportation Network”. Promet - Traffic&Transportation 26, no. 1 (February 28, 2014): 45–51. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2444.