@article{VM_2010_12_3_a1,
     author = {Masakazu Naito and Toshiyuki Yamauchi and Daisuke Minematsu and Ryohei Miyadera and Kwansei Gakuin},
     title = {The {Josephus} {Problem} in {Both} {Directions}},
     journal = {Visual Mathematics},
     year = {2010},
     volume = {12},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VM_2010_12_3_a1/}
}