Liusternik, L.A. Sobolev,V.J.
Elements of functional analysis - New York Frederick ungar Pub. 1961 - ix, 227 p.
Includes bibliography, index
Functional analysis
515.5 / LIU
Elements of functional analysis - New York Frederick ungar Pub. 1961 - ix, 227 p.
Includes bibliography, index
Functional analysis
515.5 / LIU