TY  - JOUR
AU  - Janczewska, Joanna
TI  - The Existence and Multiplicity of Heteroclinic and Homoclinic Orbits for a Class of Singular Hamiltonian Systems in $\mathbf{R}^{2}$
JO  - Bollettino della Unione matematica italiana
PY  - 2010
SP  - 471
EP  - 491
VL  - 3
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/BUMI_2010_9_3_3_a3/
LA  - en
ID  - BUMI_2010_9_3_3_a3
ER  -