Bailey C. (2013). Altmetrics Bibliography. Houston: Digital Scholarship.
Fenner, M., Haak, L. (2014). Unique Identifiers for Researchers. In Bartling, S., Friesike, S. (Eds.), Opening Science: The Evolving Guide on How the Internet is Changing Research, Collaboration and Scholarly Publishing. Springer.
Haak, L. (2012). ORCID: a system to uniquely identify researchers Learned Publishing. 25 (4), 259-264.
Hirsch, J. (2005). An Index to quantify an individual's scientific research output. Proceedings fo the National Acacemy of Sciences, 46(16569).
Pandelbury, D. (2008). White paper: Using bibliometrics in evaluating research. Thomson Reuters.
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h-Index Calculator : This is an addon for Firefox and Chrome. It calculates h-index, g-index, and e-index for a given Google Scholar search.
Publish or Perish : This is a free program for Windows based computers. It uses Google Scholar and Microsoft Academic Search to gather citation. information for its calculations.