@article{VM_2001_3_2_a5,
     author = {Daniel F. Daniel and Slavik Jablan and Deb Schmidt},
     title = {Quilted {Symmetry}},
     journal = {Visual Mathematics},
     year = {2001},
     volume = {3},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VM_2001_3_2_a5/}
}