Transportation Research Part B: Methodological
Transportation Research Part B > 2004 > 38 > 5 > 415-430
Transportation Research Part B > 2004 > 38 > 5 > 441-458
Transportation Research Part B > 2004 > 38 > 5 > 431-440
Transportation Research Part B > 2004 > 38 > 5 > 459-475
Transportation Research Part B > 2004 > 38 > 5 > 385-413