TY  - BOOK
AU  - Lusternik,L.A..
AU  - Sobolev,V.J..
TI  - Element of functional analysis / 
U1  - 515.7 
PY  - 1985///
CY  - New Delhi : 
PB  - Hindustan Law  Book , 
KW  - ANALYSIS
N1  - Includes index
ER  -