?url_ver=Z39.88-2004&rft_id=10.1209%2F0295-5075%2F90%2F38006&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Alexander+M.&rft.aulast=Petersen&rft.au=Petersen%2C+Alexander+M.&rft.atitle=Scale-invariant+properties+of+public-debt+growth&rft.title=EPL+(Europhysics+Letters)&rft.date=2010&rft.volume=90&rft.issue=3&rft.pages=38006&rft.issn=0295-5075+&rft.genre=article