| Cluster | Centrality | Author | Year | Title | Journal |
| #0 Hirsch Index | 0.58 | HIRSCH JE | 2005 | An index to Quantify an individual’s scientific research output | PNAS |
| 0.05 | EGGHE L | 2006 | Theory and practise of the g-index | Scientometrics | |
| #1, #3, #4 Scientometric approach | 0.12 | KING DA | 2004 | The scientific impact of nations | NATRUE |
| 0.19 | MOED HF | 2005 | Citation Analysis in Research Evaluation | Springer | |
| 0.01 | KONUR 0 | 2011 | The Scientometric evaluation of the research on the algae and bio-energy | Applied Energy | |
| 0 | KONUR 0 | 2012 | The evaluation of the research on the biodiesel: a scientometric approach | Part A-Energy Science and Research | |
| 0 | KONUR 0 | 2012 | The evaluation of the research on the microbial fuel cells: a scientometric approach | Energy Science and Research | |
| 0.22 | BORNMANN L | 2008 | What do citation counts measure? A review of studies on citing behavior | Journal of Documentation | |
| #2 Research Output | 0.43 | HIRSCH JE | 2007 | Does the h index have predictive power? | PNAS |
| 0.02 | Gronebergkloft B | 2009 | New quality and quantity indices in science (NewQIS): the study protocol of an international project | Journal of Occupational Medicine and Toxicology | |
| #5 scientometric | 0.2 | CHEN CM | 2006 | CiteSpace II: Detecting and visualizing emerging trends | ASIST |
| 0.07 | CHEN CM | 2010 | The structure and dynamics of cocitation clusters: A multiple-perspective cocitation analysis | ASIST |