?url_ver=Z39.88-2004&rft_id=doi%3A10.1143%2FPTPS.157.213&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Kim%2C+Dong-Hee&rft.aulast=Kim&rft.aufirst=Dong-Hee&rft.date=2005&rft.title=Progress+of+Theoretical+Physics+Supplement&rft.issn=0375-9687&rft.volume=157&rft.atitle=Underlying+scale-free+trees+in+complex+networks&rft.pages=213-220&rft.genre=article