TY  - BOOK
AU  - Shokin,Yurii Ivanovich
TI  - The method of differential approximation / 
SN  - 3540122257
U1  - 515.353 
PY  - 1983///
CY  - Berlin: 
PB  - Springer-Verlag , 
KW  - Differential equations, Hyperbolic
KW  - Numerical solutions
ER  -