TY  - BOOK
AU  - Liusternik,L.A.(Lazar Aronovich),1899-
AU  - Sobolev,V.I.(Vladimir Ivanovich)
TI  - Elements of functional analysis
PY  - 1961///
CY  - New York
PB  - Frederick Ungar Publishing Co.
KW  - Functional analysis
ER  -