Lusternik, L.A. and Soboley, V.J. <br/><br/>
Elements of Functional Analysis 

 - Delhi  Hindustan Publishing Corporation (India)  1961 
 - 322 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics