The Geolocation of Web Logs from Textual Clues. Proceedings of the International Conference on Computational Science and Engineering, (4):1088--1092, Август 2009. [PUMA: geo location toponym blog map extraction web] URL
Blog track open task: Spam blog classification. TREC 2006 Blog Track Notebook, Citeseer, 2006. [PUMA: trec blog spam] URL