@article{PB-VRVis-2007-018, author = {Shi, K. and Theisel, Holger and Weinkauf, T. and Hauser, Helwig and Hege, H.-Ch. and Seidel, H.-P.}, title = {Extracting Separation Surfaces of Path Line Oriented Topology in Periodic 2D Time-Dependent Vector Fields}, year = {2007}, journaltitle = {the Journal of WSCG (International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision)}, url = {https://www.vrvis.at/publications/PB-VRVis-2007-018}, pages = {75-82}, volume = {15}, number = {1}, }