共 13 条
[1]
[Anonymous], 2008, TCRP SYNTH 78 TRANS
[2]
[Anonymous], 2004, Summary of Travel Trends: 2001 National Household Travel Survey
[3]
[Anonymous], 2003, NHTS HIGHL 2001 NAT
[4]
Cantor D., NONRESPONSE NATL HOU
[6]
[FHWA U.S. Department of Transportation], NHTS NAT HOUS TRAV S
[8]
Guterbock T., 2010, AM ASS PUBL OP RES A
[10]
Polzin StevenE., 2006, The Case for Moderate Growth in Vehicle Miles of Travel: A Critical Juncture in U.S. Travel Behavior Trends