@article{10_4064_am28_1_2,
     author = {Jaume Gin\'e and Xavier Santallusia},
     title = {On the {Poincar\'e{\textendash}Lyapunov} constants
and the {Poincare} series},
     journal = {Applicationes Mathematicae},
     pages = {17--30},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {2001},
     doi = {10.4064/am28-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am28-1-2/}
}