The Journal of Socio-Economics
Journal of Socio-Economics > 2009 > 38 > 3 > 509-518
Journal of Socio-Economics > 2009 > 38 > 6 > 935-939
Journal of Socio-Economics > 2009 > 38 > 3 > 509-518
Journal of Socio-Economics > 2009 > 38 > 6 > 935-939