@inproceedings{Ed_Huai_Hsin_Chi,
series={INFVIS-98},
title={An operator interaction framework for visualization systems},
url={http://dx.doi.org/10.1109/infvis.1998.729560},
DOI={10.1109/infvis.1998.729560},
booktitle={Proceedings IEEE Symposium on Information Visualization (Cat. No.98TB100258)},
publisher={IEEE Comput. Soc},
author={Ed Huai-Hsin Chi and Riedl,
J.T.},
collection={INFVIS-98} }