A. Unger, N. Draeger, M. Sips and D. J. Lehmann

@ARTICLE{Lehmann:2017:VAST,
author={Unger, A. and Draeger, N. and Sips, M. and Lehmann, D. J.},
title={Understanding a Sequence of Sequences: Visual Exploration of Categorical States in Lake Sediment Cores},
journal={IEEE Transactions on Visualization and Computer Graphics (Proc. IEEE VAST 2017)},
volume = {24},
number = {1},
year = {2018},
pages = {66--76}
}