共 50 条
- [31] Recent changes and expected developments in patent regimes: A European perspective [J]. PATENTS, INNOVATION AND ECONOMIC PERFORMANCE, 2004, : 163 - 172
- [32] MACHINE-TOOL DEVELOPMENTS BY RUSSIA AND OTHER EAST EUROPEAN COUNTRIES [J]. MACHINERY AND PRODUCTION ENGINEERING, 1973, 123 (3165): : 74 - 80
- [35] IMPERIALISM AND MEDICINE IN BENGAL - A SOCIOHISTORICAL PERSPECTIVE - BALA,P [J]. BRITISH JOURNAL FOR THE HISTORY OF SCIENCE, 1993, 26 (88): : 97 - 98
- [38] IMPERIALISM AND MEDICINE IN BENGAL - A SOCIOHISTORICAL PERSPECTIVE - BALA,P [J]. CONTRIBUTIONS TO INDIAN SOCIOLOGY, 1992, 26 (02): : 331 - 332