@article{CMUC_2013__54_1_a0,
     author = {Lepp\"al\"a, Emma and Niemenmaa, Markku},
     title = {A note on loops of square-free order},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {1--3},
     publisher = {mathdoc},
     volume = {54},
     number = {1},
     year = {2013},
     mrnumber = {3038067},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2013__54_1_a0/}
}