@article{CRMATH_2008__346_5-6_313_0,
     author = {Gomes, Jos\'e Barbosa and Ruggiero, Rafael O.},
     title = {Rigidity of magnetic flows for compact surfaces},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {313--316},
     publisher = {Elsevier},
     volume = {346},
     number = {5-6},
     year = {2008},
     doi = {10.1016/j.crma.2008.01.011},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2008.01.011/}
}