| nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
| 1 |
A pseudo-normal form for planar vector fields
|
Delshams, Amadeu
|
|
|
3 |
1 |
p. 51-82
|
artikel
|
| 2 |
Balanced coordinates for spiraling dynamics
|
Sanz, Fernando
|
|
|
3 |
1 |
p. 181-226
|
artikel
|
| 3 |
Finite cyclicity of elementary graphics surrounding a focus or center in quadratic systems
|
Dumortier, F.
|
|
|
3 |
1 |
p. 123-154
|
artikel
|
| 4 |
Limit cycles for planar piecewise linear differential systems via first integrals
|
Llibre, Jaume
|
|
|
3 |
1 |
p. 29-50
|
artikel
|
| 5 |
On the geometric structure of the class of planar quadratic differential systems
|
Roussarie, Robert
|
|
|
3 |
1 |
p. 93-121
|
artikel
|
| 6 |
On the period function of centers in planar polynomial hamiltonian systems of degree four
|
Jarque, Xavier
|
|
|
3 |
1 |
p. 157-180
|
artikel
|
| 7 |
Period function for perturbed isochronous centres
|
Freire, Emilio
|
|
|
3 |
1 |
p. 275-284
|
artikel
|
| 8 |
Periodic perturbations of an isochronous center
|
Ortega, Rafael
|
|
|
3 |
1 |
p. 83-91
|
artikel
|
| 9 |
Some remarks about the integration of polynomial planar vector fields
|
Ollagnier, Jean Moulin
|
|
|
3 |
1 |
p. 19-28
|
artikel
|
| 10 |
Structurally stable discontinuous vector fields in the plane
|
Sotomayor, Jorge
|
|
|
3 |
1 |
p. 227-250
|
artikel
|
| 11 |
Successive bifurcations at infinity for second order O.D.E.’s
|
Sabatini, Marco
|
|
|
3 |
1 |
p. 1-17
|
artikel
|
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