@article{EP_2012_36_a14,
     author = {Laura Gardini and Iryna Sushko},
     title = {Doubling bifurcation of a closed invariant curve in {3D} maps},
     journal = {ESAIM. Proceedings},
     pages = {180--188},
     publisher = {mathdoc},
     volume = {36},
     year = {2012},
     doi = {10.1051/proc/201236014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/proc/201236014/}
}