@article{IM_1991__105_3_143920,
     author = {R. Moussu and C. Roche},
     title = {Th\'eorie de {Hovanskii} et probl\`eme de {Dulac.}},
     journal = {Inventiones mathematicae},
     pages = {431--442},
     publisher = {mathdoc},
     volume = {105},
     number = {3},
     year = {1991},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__105_3_143920/}
}