TY  - BOOK
AU  - Tikhonov, Andred Nikolaevich
AU  - Vasileva, A. B.
TI  - DIFFERENTIAL EQUATIONS
U1  - 515.35 
PY  - 1985///
CY  - Berlin
PB  - Springer-Verlag
KW  - Differential Equations
N1  - Translation Of : Differentsial'S Uravneniia
ER  -