Large-Scale Experiments for Mathematical Document Classification. - Simon Barthel; Sascha Tönnies; Wolf-Tilo Balke (ICADL, 2013)

QUALIBETA at the NTCIR-11 Math 2 Task: An Attempt to Query Math Collections. - José María González Pinto; Simon Barthel; Wolf-Tilo Balke (NTCIR, 2014)

What does Twitter Measure?: Influence of Diverse User Groups in Altmetrics. - Simon Barthel; Sascha Tönnies; Benjamin Köhncke; Patrick Siehndel; Wolf-Tilo Balke (JCDL, 2015)