TY  - BOOK
AU  - Sabelfeld,K.K.
AU  - Shalimova,I.A.
TI  - Spherical means for PDEs
AV  - QA377 .S234 1997
U1  - 515.353 
PY  - 1997///
CY  - Utrecht, the Netherlands
PB  - VSP
KW  - Differential equations, Partial
KW  - Integral equations
KW  - Mean value theorems (Calculus)
KW  - Electronic books
UR  - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=5159391
ER  -