@conference { WS:2002, title = {Locating Closed Streamlines in 3D}, booktitle = {Data Visualization 2002 (Proceedings of Vissym 2002)}, year = {2002}, pages = {227-232+280}, publisher = {ACM}, organization = {ACM}, address = {New York, NY, USA}, author = {Wischgoll, T. and Gerik Scheuermann}, editor = {Ebert, D. and Brunet, P. and Navazo, I.} }