@article{01550917,
title = {Non-collision solutions for a class of planar singular Lagrangian systems.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2000},
year = {2000},
zbl = {0984.70015},
language = {en},
url = {http://dml.mathdoc.fr/item/01550917}
}
Boughariou, Morched. Non-collision solutions for a class of planar singular Lagrangian systems.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2000 (2000) . http://gdmltest.u-ga.fr/item/01550917/