1. Preference Heterogeneity and Willingness to Pay for Travel Time Savings
2. Adaptation of Logit Kernel to Route Choice Situation
3. Ben-Akiva, M. and Bolduc, D. (1996) Multinomial probit with a logit kernel and a general parametric specification of the covariance structure, Department of Civil Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, and Départmente d'Economique, Université Laval, Sainte-Foy, QC, working paper.
4. Ben-Akiva, M., Bolduc, D., and Walker, J. (2001) Specification, estimation and identification of the logit kernel (or continuous mixed logit) model, Working Paper, Department of Civil Engineering, MIT.