@article{AIHPC_2014__31_2_391_0,
     author = {Bevan, Jonathan},
     title = {On double-covering stationary points of a constrained {Dirichlet} energy},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {391--411},
     publisher = {Elsevier},
     volume = {31},
     number = {2},
     year = {2014},
     doi = {10.1016/j.anihpc.2013.04.001},
     mrnumber = {3181676},
     zbl = {1311.49009},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2013.04.001/}
}