共 84 条
[2]
Acs Z., 2006, INNOVATIONS, P97, DOI [10.1162/itgg.2006.1.1.97, DOI 10.1162/ITGG.2006.1.1.97]
[3]
Acs Z.J., 2014, GLOBAL ENTREPRENEURS, P120
[4]
ACS ZJ, 2014, IDENTIFYING OBSTACLE, P00001