TY  - BOOK
AU  - Picard, Rainer
AU  - Mcghee, Des
TI  - Partial differential equations
T2  - De Gruyter expositions in Mathematics
U1  - R  515.733  PIC-P 
PY  - 2011///
CY  - Walter de Gruyter, Berlin
KW  - Hilbert space
ER  -