Nagy, Bela SZ. <br/><br/>
Harmonic analysis of operators on hilbert space 
Bela SZ. Nagy and Ciprian Foias 
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 - North-Holland Publishing Co., Amsterdam  1970 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Fourier and harmonic analysis
<br/><br/><label>Dewey Class. No.: </label>515.2433  NAG-H