by Harkey, David, Carter, Daniel
Published in Transportation research record (01.01.2006)

by Harkey, David L., Yi, Chang, Feaganes, John
Published in Transportation research record (2004)

by Carter, Daniel, Harkey, David, Barlow, Janet, Bentzen, Billie
Published in Transportation research record (01.01.2006)

by Hunter, William W., Harkey, David L., Richard Stewart, J., Birk, Mia L.
Published in Transportation research record (2000)

by Hunter, William W., Richard Stewart, J., Eccles, Kimberly A., Huang, Herman F., Council, Forrest M., Harkey, David L.
Published in Transportation research record (2001)

by HARKEY, David L, CARTER, Daniel L
Published in Transportation research record (2006)

by CARTER, Daniel L, HARKEY, David L, BARLOW, Janet M, BENTZEN, Billie Louise
Published in Transportation research record (2006)

by Harkey, David L., Carter, Daniel L.
Published in Transportation research record (2006)

by Carter, Daniel L., Harkey, David L., Barlow, Janet M., Bentzen, Billie Louise
Published in Transportation research record (2006)

by Harkey, David L.
Published in Transportation research record (1999)

by COUNCIL, Forrest M, HARKEY, David L, NABORS, Daniel T, KHATTAK, Asad J, MOHAMEDSHAH, Yusuf M
Published in Transportation research record (2003)

by Council, Forrest M., Harkey, David L., Nabors, Daniel T., Khattak, Asad J., Mohamedshah, Yusuf M.
Published in Transportation research record (2003)

by DO, Ann H, HARKEY, David L
Published in Public Roads (01.07.2006)

by Hall, William L., Harkey, David L.
Published in Transportation research record (1999)