@InProceedings{l14-514-52,
AUTHOR = {Lukas Barth and Sara~Irina Fabrikant and Stephen~G. Kobourov and Anna Lubiw and Martin N\"ollenburg and Yoshio Okamoto and Sergey Pupyrev and Claudio Squarcella and Torsten Ueckerdt and Alexander Wolff},
TITLE = {Semantic Word Cloud Representations: Hardness and Approximation Algorithms},
YEAR = {2014},
BOOKTITLE = {Proc.~of the 11th Latin American Symposium on Theoretical Informatics (LATIN'14)},
ADDRESS = {Montevideo, Uruguay},
PAGES = {514--52},
KEYWORDS = {}}