Olevskii, A. M. <br/><br/>
Fourier series with respect to general orthogonal systems   

 - Berlin  Springer-Verlag  1975 
 - viii, 136p. 
 - Ergebnisse der Mathematik und ihrer Grenzgebiete   v. 86 .
<br/><br/> "Tr. from the Russian by B. P. Marshall and H. J. Christoffers".   
<br/><br/><label>Dewey Class. No.: </label>515.24  / Ol45.FS