From: Ann Shumelda Okerson <[log in to unmask]> Date: Wed, 28 Aug 2013 15:36:54 -0400 See this article in Nature: "Brazilian Citation Scheme Outed" aka "citation stacking" http://www.nature.com/news/brazilian-citation-scheme-outed-1.13604 "Mauricio Rocha-e-Silva thought that he had spotted an easy way to raise the profiles of Brazilian journals. From 2009, he and several other editors published articles containing hundreds of references to papers in each others’ journals — in order, he says, to elevate the journals’ impact factors." Read on...