1.		A meta-analysis of international tourism demand forecasting and implications for practice / Bo Peng, Haiyan Song, Geoffrey I. Crouch Autor: Bo, Peng Coautor: ; Haiyan, Song Crouch, Geoffrey I
2.		A Meta-analysis of international tourism demand elasticities / Bo Peng [et al.] Resp- Sec.: Bo, Peng Haiyan, Song Crouch, Geoffrey I Witt, Stephen F