Landspotting - Games for improving global land cover. - Tobias Sturn; Michael Wimmer 001; Peter Purgathofer; Steffen Fritz (FDG, 2013)

Cropland Capture - A Game for Improving Global Cropland Maps. - Tobias Sturn; Steffen Fritz; Michael Wimmer 001 (FDG, 2015)

Assessing quality of volunteer crowdsourcing contributions: lessons from the Cropland Capture game. - Carl F. Salk; Tobias Sturn; Linda See; Steffen Fritz; Christoph Perger (Int. J. Digit. Earth, 2016)

Crowdsourcing In-Situ Data on Land Cover and Land Use Using Gamification and Mobile Technology. - Juan Carlos Laso Bayas; Linda See; Steffen Fritz; Tobias Sturn; Christoph Perger; Martina Dürauer; Mathias Karner; Inian Moorthy; Dmitry Schepaschenko; Dahlia Domian; Ian McCallum (Remote. Sens., 2016)

Local Knowledge and Professional Background Have a Minimal Impact on Volunteer Citizen Science Performance in a Land-Cover Classification Task. - Carl F. Salk; Tobias Sturn; Linda M. See; Steffen Fritz (Remote. Sens., 2016)

Limitations of Majority Agreement in Crowdsourced Image Interpretation. - Carl F. Salk; Tobias Sturn; Linda M. See; Steffen Fritz (Trans. GIS, 2017)

Engaging Citizens in Environmental Monitoring via Gaming. - Ian McCallum; Linda See; Tobias Sturn; Carl F. Salk; Christoph Perger; Martina Dürauer; Mathias Karner; Inian Moorthy; Dahlia Domian; Dmitry Schepaschenko; Steffen Fritz (Int. J. Spatial Data Infrastructures Res., 2018)

Crowdsourcing In-Situ Data Collection Using Gamification. - Steffen Fritz; Tobias Sturn; Mathias Karner; Santosh Karanam; Linda See; Juan Carlos Laso Bayas; Ian McCallum (IGARSS, 2021)

Machine Learning-Based Exploitation of Crowdsourced GNSS Data for Atmospheric Studies. - Benedikt Soja; Grzegorz Klopotek; Yuanxin Pan; Laura Crocetti; Shuyin Mao; Mudathir Awadaljeed; Markus Rothacher; Linda See; Tobias Sturn; Rudi Weinacker; Ian McCallum; Vicente Navarro (IGARSS, 2023)

Collecting volunteered geographic information from the Global Navigation Satellite System (GNSS): experiences from the CAMALIOT project. - Linda See; Benedikt Soja; Grzegorz Klopotek; Tobias Sturn; Rudi Weinacker; Santosh Karanam; Ivelina Georgieva; Yuanxin Pan; Laura Crocetti; Markus Rothacher; Vicente Navarro; Steffen Fritz; et al. (Int. J. Digit. Earth, 2023)