@article{JGG_2017_21_1_JGG_2017_21_1_a3,
     author = {R. Hasek },
     title = {A {Remarkable} {Quartic} {Pretzel} {Curve}},
     journal = {Journal for geometry and graphics},
     pages = {37--44},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2017},
     url = {http://geodesic.mathdoc.fr/item/JGG_2017_21_1_JGG_2017_21_1_a3/}
}