%0 Journal Article %T Testing Differences Statistically with the Leiden Ranking %A Loet Leydesdorff %A Lutz Bornmann %J Computer Science %D 2011 %I arXiv %X The Leiden Ranking 2011/2012 provides the Proportion top-10% publications (PP top 10%) as a new indicator. This indicator allows for testing the difference between two ranks for statistical significance. %U http://arxiv.org/abs/1112.4037v1