@article{JGG_2016_20_1_JGG_2016_20_1_a4,
     author = {T. D. Maienschein and M. Q. Rieck },
     title = {Angular {Coordinates} and {Rational} {Maps}},
     journal = {Journal for geometry and graphics},
     pages = {41--62},
     year = {2016},
     volume = {20},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/JGG_2016_20_1_JGG_2016_20_1_a4/}
}