TY  - BOOK
AU  - Shtokalo,I.Z.
TI  - Linear differential equations with variable co-efficients: criteria of stability and unstability of their solutions 
U1  - 517.382 
PY  - 1961///
CY  - Delhi
PB  - Hindustan
KW  - Differential equations, Linear
KW  - Linear differential variable co-efficients
N1  - Text in English and Russian; Bibliography: p. 93-100
ER  -