Research Policy
Research Policy > 2004 > 33 > 8 > 1103-1122
Research Policy > 2004 > 33 > 8 > 1153-1165
Research Policy > 2004 > 33 > 8 > 1081-1102
Research Policy > 2004 > 33 > 8 > 1141-1151
Research Policy > 2004 > 33 > 8 > 1123-1140
Research Policy > 2004 > 33 > 8 > 1231-1246
Research Policy > 2004 > 33 > 8 > 1185-1199
Research Policy > 2004 > 33 > 8 > 1167-1183
Research Policy > 2004 > 33 > 8 > 1217-1229
Research Policy > 2004 > 33 > 8 > 1201-1215
Research Policy > 2004 > 33 > 8 > 1065-1080