共 27 条
[6]
Cooper AR, 2006, MED SCI SPORT EXER, V38, P1724, DOI 10.1249/01.mss.0000229570.02037.1d
[7]
Department for Transport, 2008, TRAV SCH PERS TRAV F
[8]
Determinants of car travel on daily journeys to school: cross sectional survey of primary school children
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1998, 316 (7142)
:1426-1428
[9]
EPA (US Environmental Protection Agency), 2003, TRAV ENV IMPL SCH SI