@inbook { TS:2003,
	title = {Topology Simplification of Symmetric, Second-Order 2D Tensor Fields},
	booktitle = {Geometric Modeling Methods in Scientific Visualization},
	year = {2003},
	pages = {171-184},
	publisher = {Springer},
	organization = {Springer},
	address = {Berlin, Germany},
	author = {Tricoche, X. and Gerik Scheuermann},
	editor = {Bernd Hamann and M{\"u}ller, H. and Hans Hagen}
}
