@article{EP_2014_46_a11,
     author = {J.S. C\'anovas and A. Linero Bas},
     title = {A note on periods of powers},
     journal = {ESAIM. Proceedings},
     pages = {125--131},
     publisher = {mathdoc},
     volume = {46},
     year = {2014},
     doi = {10.1051/proc/201446011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/proc/201446011/}
}