A step towards real-time analysis of major disaster events based on tweets. - André Dittrich; Christian Lucas (ISCRAM, 2013)

Analysing the Usage of Spatial Prepositions in Short Messages. - André Dittrich; Daniela Richter; Christian Lucas (LBS, 2014)

A Classification Schema for Fast Disambiguation of Spatial Prepositions. - André Dittrich; Maria Vasardani; Stephan Winter 001; Timothy Baldwin; Fei Liu 023 (IWGS, 2015)