?url_ver=Z39.88-2004&rft_id=10.1103%2FPhysRevE.53.R2029&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Paolo&rft.aulast=Rios&rft.au=Rios%2C+Paolo&rft.atitle=Optimal+path+and+directed+percolation&rft.title=Physical+Review+E&rft.date=March+1996&rft.volume=53&rft.issue=3&rft.pages=R2029-R2032&rft.issn=1539-3755&rft.genre=article