Klaus Jansen, Gerhard J. Woeginger. The Complexity of Detecting Crossingfree Configurations in the Plane. BIT, 33(4):580-595, 1993.
@article{JansenW93, title = {The Complexity of Detecting Crossingfree Configurations in the Plane}, author = {Klaus Jansen and Gerhard J. Woeginger}, year = {1993}, researchr = {https://researchr.org/publication/JansenW93}, cites = {0}, citedby = {0}, journal = {BIT}, volume = {33}, number = {4}, pages = {580-595}, }