Congost, Rosa (Universitat de Girona, Spain),Gelman, Jorge,Santos, Rui (Universidade Nova de Lisboa, Portugal)
（1）
Langarita, Jose Antonio (University of Girona, Spain),Santos, Ana Cristina,Montenegro, Marisela (Universitat Autonoma de Barcelona, Spain),Urek, Mojca (Univerza v Ljubljani, Slovenia)
（1）
；Bartosik-Purgat, Malgorzata (Dept. of Intnl Management, Poznan Univ. of Economics & Business, Poland),Filimon, Nela (Dept. of Business, Universitat de Girona, Spain)
（1）
