CrossRef Indicators
Updated July 9, 2012
Total no. participating publishers & societies 3963
% of non-profit publishers 57%
Total no. participating libraries 1,886
No. journals covered 27,691
No. DOIs registered to date 54,807,383
No. DOIs deposited in previous month 434,982
No. DOIs retrieved (matched references) in previous month 27,960,057
DOI resolutions (end-user clicks) in previous month 57,684,501