@article{MV_1968_20_1_a2,
     author = {J. Den\'es and K. Schermann},
     title = {Similar permutations in the alternating group},
     journal = {Matemati\v{c}ki vesnik},
     pages = {19 },
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1968},
     url = {http://geodesic.mathdoc.fr/item/MV_1968_20_1_a2/}
}