TY  - BOOK
AU  - Engl, Heinz W [ed.]
AU  - Groetsch, C. W [ed.]
TI  - Inverse and ill posed problems
SN  - 0122390407
U1  - 515.35 
PY  - 1987///
CY  - Boston
PB  - Academic Press
KW  - Inverse problems (Differential Equations) -- Cong
KW  - Boundary value problems -- Improperly posed problems -- Cong
ER  -