David Edward Boyce: The Effect of Direction and Length of Person Trips on Urban Travel Patterns: An Examination of an Assumption of Urban Trip Distribution Models, 1965

David Edward Boyce: The Effect of Direction and Length of Person Trips on Urban Travel Patterns: An Examination of an Assumption of Urban Trip Distribution Models, 1965, Box: 1, Folder: 6. Walter Isard papers, 3959. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/427673 Accessed February 20, 2025.