Full Citation:
Duncan, Christian A., Eppstein, David, Goodrich, Michael T., Kobourov, Stephen G., Löffler, Maarten, Nöllenburg, Martin. Planar and poly-arc Lombardi drawings. J. Computational Geometry, volume 9, number 1, pages 328-355, 2018.
Martin Nöllenburg is a Professor at the Algorithms and Complexity Group.