共 50 条
- [42] R&D Spillover Effects: Impact of R&D Expenditure in the Business Sector on Innovation Activities 38TH INTERNATIONAL CONFERENCE ON MATHEMATICAL METHODS IN ECONOMICS (MME 2020), 2020, : 116 - 121
- [48] Perspectives and activities in German photonics R&D CLEO(R)/PACIFIC RIM 2001, VOL I, TECHNICAL DIGEST, 2001, : 564 - 565
- [49] The Efficiency of Regional R&D Activities in China PROCEEDINGS OF 2009 INTERNATIONAL CONFERENCE OF MANAGEMENT ENGINEERING AND INFORMATION TECHNOLOGY, VOLS 1 AND 2, 2009, : 232 - 236
- [50] R&D ACTIVITIES OF PHARMACEUTICAL MULTINATIONALS IN BRAZIL SISTEMAS & GESTAO, 2013, 8 (04): : 458 - 468