共 50 条
[4]
The implications of increased racial and ethnic diversity for recreation resource management, planning, and research
[J].
PROCEEDINGS OF THE 1996 NORTHEASTERN RECREATION RESEARCH SYMPOSIUM,
1996, 232
:3-7
[5]
Substitutability Research between Trip Modes in Traffic Management
[J].
2013 INTERNATIONAL CONFERENCE ON MANAGEMENT (ICM 2013),
2013,
:1434-1440