1. The top-ten in journal impact factor manipulation;ME Falagas,2008
2. Editors’ JIF-boosting stratagems–Which are appropriate and which not?;BR Martin,2016
3. Impact factor: Outdated artefact or stepping-stone to journal certification?;JK Vanclay,2012
4. Parallel worlds of citable documents and others: Inflated commissioned opinion articles enhance scientometric indicators;P Heneberg,2014
5. Impact factors can mislead;HF Moed,1996