共 6 条
- [1] Major factors affecting China’s inter-regional research collaboration: Regional scientific productivity and geographical proximity[J] . Liming Liang,Ling Zhu.Scientometrics . 2002 (2)
- [2] A bibliometric analysis of international scientific cooperation of the European Union (1985–1995)[J] . Scientometrics . 1999 (2)
- [3] Geographical proximity and scientific collaboration[J] . J. S. Katz.Scientometrics . 1995 (1)
- [5] International scientific co-operation and awareness within the European community: Problems and perspectives[J] . H. F. Moed,R. E. Bruin,A. J. Nederhof,R. J. W. Tijssen.Scientometrics . 1991 (3)