?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=+Getsadze+Rostom&rft.aufirst=Rostom&rft.aulast=Getsadze&rft.title=Acta+scientiarum+mathematicarum&rft.atitle=On+the+strong+logarithmic+summability+of+the+double+trigonometric+Fourier+series&rft.pages=473-488&rft.date=2011&rft.issue=3-4&rft.volume=77&rft.issn=0001-6969&rft.genre=article