@article{JIS_2009__12_2_a0,
     author = {Johnstone, Jennifer A. and Spearman, Blair K.},
     title = {On a sequence of nonsolvable quintic polynomials},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2009__12_2_a0/}
}