TY  - GEN
AU  - Liu, James Hetao
TI  - A first course in the qualitative theory of differential equations
SN  - 0130083801
AV  - QA372 .L765 2003
PY  - 2003///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - Differential equations, Nonlinear
N1  - Includes bibliographical references (p. 547-555) and index
ER  -