Full Citation:
Christian A. Duncan, David Eppstein, Michael T. Goodrich, Stephen G. Kobourov, Maarten Löffler, Martin Nöllenburg. 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.