Bornmann, Lutz; Leydesdorff, Loet; Walch-Solimena, … - In: Journal of Informetrics 5 (2011) 4, pp. 537-546
As research becomes an ever more globalized activity, there is growing interest in national and international comparisons of standards and quality in different countries and regions. A sign for this trend is the increasing interest in rankings of universities according to their research...