@article{ Solr-acta16137, title = {Isometric equivalence of some matrix operators}, series = {Acta scientiarum mathematicarum}, author = {Gal Nadia J.}, year = {2006}, url = {http://acta.bibl.u-szeged.hu/16137/1/math_072_numb_001_002_237-250.pdf} }