TY  - BOOK
AU  - Kantorovich, L.V.
AU  - Krylov, V.I.
AU  - Benster, C.D., Tr.
TI  - Approximate methods of higher analysis
U1  - 515 
PY  - 1958///
CY  - Netherland
PB  - P.Noordhoff Ltd.
ER  -