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Modeling multiple-objective recreation trips with choices over trip duration and alternative sites
Yeh, Chia-Yu, (2006)
SINGLE VERSUS MULTIPLE OBJECTIVE RECREATION TRIPS: A SPLIT-SAMPLE MULTI-SITE ANALYSIS
Yeh, Chia-Yu, (2001)
VOLUNTEERING AND LIFE SATISFACTION : AN INVESTIGATION OF ENDOGENEITY
CHEN, CHIANG-MING, (2014)