@inbook { SHK:2000,
	title = {Visualizing Critical Points of Arbitrary Poincare Index},
	booktitle = {Scientific Visualization - Dagstuhl {\textquoteright}97},
	year = {2000},
	pages = {277-283},
	publisher = {IEEE Computer Society Press},
	organization = {IEEE Computer Society Press},
	address = {Los Alamitos, CA, USA},
	author = {Gerik Scheuermann and Hans Hagen and Kr{\"u}ger, H.},
	editor = {Hans Hagen and Nielson, G. and Post, F.H.}
}
@conference { SHK:1998c,
	title = {Clifford Algebra in Vector Field Visualization},
	booktitle = {Mathematical Visualization},
	year = {1998},
	pages = {343-351},
	publisher = {Springer},
	organization = {Springer},
	address = {Heidelberg, Germany},
	author = {Gerik Scheuermann and Hans Hagen and Kr{\"u}ger, H.},
	editor = {Hege, H.-C. and Polthier, K.}
}
@conference { SHK:1998,
	title = {An Interesting Class of Polynomial Vector Fields},
	booktitle = {Mathematical Methods for Curves and Surfaces II},
	year = {1998},
	pages = {429{\textendash}436},
	address = {Nashville, TN, USA},
	author = {Gerik Scheuermann and Hans Hagen and Kr{\"u}ger, H.},
	editor = {D{\ae}hlen, M. and Lyche, T. and Schumaker, L. L.}
}
@conference { SHK:1998b,
	title = {Vector Field Topology with Clifford Algebra},
	booktitle = {Proceedings of WSCG{\textquoteright}98},
	year = {1998},
	pages = {347-353},
	publisher = {University of West Bohemia},
	organization = {University of West Bohemia},
	author = {Gerik Scheuermann and Hans Hagen and Kr{\"u}ger, H.}
}
@article { SKMR:1998,
	title = {Visualizing Nonlinear Vector Field Topology},
	journal = {IEEE Transactions on Visualization and Computer Graphics},
	volume = {4},
	number = {2},
	year = {1998},
	month = {April{\textendash}June},
	pages = {109{\textendash}116},
	author = {Gerik Scheuermann and Kr{\"u}ger, H. and Menzel, M. and Rockwood, A.}
}
@conference { SHKMR:1997,
	title = {Visualization of Higher Order Singularities in Vector Fields},
	booktitle = {IEEE Visualization {\textquoteleft}97},
	year = {1997},
	pages = {67 {\textendash} 74},
	address = {Los Alamitos},
	author = {Gerik Scheuermann and Hans Hagen and Kr{\"u}ger, H. and Menzel, M. and Rockwood, A.}
}
