?url_ver=Z39.88-2004&rft_id=10.1209%2F0295-5075%2F83%2F50010&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Petersen&rft.aufirst=Alexander+M.&rft.au=Petersen%2C+Alexander+M.&rft.issn=0295-5075+&rft.atitle=On+the+distribution+of+career+longevity+and+the+evolution+of+home-run+prowess+in+professional+baseball&rft.title=EPL+(Europhysics+Letters)&rft.date=2008&rft.volume=83&rft.issue=5&rft.pages=50010&rft.genre=article