Philipp Kindermann, Stephen G. Kobourov, Maarten Löffler, Martin Nöllenburg, André Schulz, Birgit Vogtenhuber. Lombardi Drawings of Knots and Links. Graph Drawing and Network Visualization (GD'17) (Fabrizio Frati, Kwan-Liu Ma, eds.), volume 10692 of LNCS, pages 113–126, 2018, Springer.