TY  - BOOK
AU  - Gaines, Robert E. and Mawhin, Jean L.
AU  - Mawhin, Jean L. ; jt. auth.
TI  - Coincidence degree and nonlinear differential equations
T2  - Lecture notes in Mathematics
U1  - 515.35 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag
ER  -