@article{10.1109/TVCG.2009.84,
author = {Jean-Daniel Fekete, and Niklas Elmqvist, },
title = {Hierarchical Aggregation for Information Visualization: Overview, Techniques, and Design Guidelines},
journal = {IEEE Transactions on Visualization & Computer Graphics},
volume = {16},
number = {},
issn = {1077-2626},
year = {2009},
pages = {439-454},
doi = {doi.ieeecomputersociety.org/10.1109/TVCG.2009.84},
publisher = {IEEE Computer Society},
address = {Los Alamitos, CA, USA},
}