TY  - BOOK
AU  - Campbell,S.L.V.
TI  - Singular systems of differential equations
SN  - 0822484382
PY  - 1980///
CY  - San Francisco
PB  - Pitman Advanced Pub. Program
KW  - Differential equations
KW  - Equations, Simultaneous
N1  - p. 167-171
ER  -