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RT @peter_sjogarde: Source normalized indicators of citation impact: an overview of different approaches and an empirical comparison http://t.co/F8aeH6La
RT @peter_sjogarde: Source normalized indicators of citation impact: an overview of different approaches and an empirical comparison http://t.co/F8aeH6La
Source normalized indicators of citation impact: an overview of different approaches and an empirical comparison http://t.co/F8aeH6La