10 citations · 18 across the 3 of their papers we have counts for
3 papers
Research collaboration and the expanding science grid: Measuring globalization processes worldwide
Robert J. W. Tijssen, Ludo Waltman, Nees Jan van Eck
This paper applies a new model and analytical tool to measure and study contemporary globalization processes in collaborative science - a world in which scientists, scholars, techn…
The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation
Ludo Waltman, Clara Calero-Medina, Joost Kosten +7
The Leiden Ranking 2011/2012 is a ranking of universities based on bibliometric indicators of publication output, citation impact, and scientific collaboration. The ranking include…
Globalisation of science in kilometres
Ludo Waltman, Robert J. W. Tijssen, Nees Jan van Eck
The ongoing globalisation of science has undisputedly a major impact on how and where scientific research is being conducted nowadays. Yet, the big picture remains blurred. It is l…