@article{VM_2001_3_2_a4,
     author = {Donald W. Crowe},
     title = {Symmetries of {Culture}},
     journal = {Visual Mathematics},
     publisher = {mathdoc},
     volume = {3},
     number = {2},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VM_2001_3_2_a4/}
}