?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=+Wade+William+R.&rft.aulast=Wade&rft.aufirst=William+R.&rft.volume=72&rft.issn=0001-6969&rft.title=Acta+scientiarum+mathematicarum&rft.pages=147-157&rft.atitle=Uniqueness+of+Double+Walsh+Series&rft.date=2006&rft.issue=1-2&rft.genre=article