@article{ARM_2000_36_1_a3,
     author = {Odani, Kenzi},
     title = {On the limit cycle of the {Li\'enard} equation},
     journal = {Archivum mathematicum},
     pages = {25--31},
     year = {2000},
     volume = {36},
     number = {1},
     mrnumber = {1751611},
     zbl = {1048.34067},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2000_36_1_a3/}
}