@article{CRMATH_2007__344_2_121_0,
     author = {Demongeot, Jacques and Glade, Nicolas and Forest, Loic},
     title = {Li\'enard systems and {potential-Hamiltonian} decomposition {I} {\textendash} methodology},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {121--126},
     publisher = {Elsevier},
     volume = {344},
     number = {2},
     year = {2007},
     doi = {10.1016/j.crma.2006.10.016},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2006.10.016/}
}