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Park, J.-r.: Metadata quality in digital repositories : a survey of the current state of the art (2009)
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Margaritopoulos, M.; Margaritopoulos, T.; Mavridis, I.; Manitsaris, A.: Quantifying and measuring metadata completeness (2012)
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Zuccala, A.; Guns, R.; Cornacchia, R.; Bod, R.: Can we rank scholarly book publishers? : a bibliometric experiment with the field of history (2015)
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Bookstein, A.; Moed, H.; Yitzahki, M.: Measures of international collaboration in scientific literature : part I (2006)
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Furner, J.: Folksonomies (2009)
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