Facts & Figures 

Impact Factor (2009)        3.157
5-Year Impact Factor (2009)        3.534
Scopus SJR (2010)
Scopus SNIP (2010)
       0.147
       0.260
EigenFactor (2009)        0.00127
h-index        23
IC.Value (2010)        19.26
Issue per year        4
Number of volumes        9
Number of issues        33
Number of articles        536
Number of pages        4,845
Number of references        15,684
Number of contributors        1,780
Number of databases        86
Usage Statistics
SCImago Journal & Country Rank