Push-based Spatial Crowdsourcing for Enriching Semantic Tags in OpenStreetMap. - Srinivasa Raghavendra Bhuvan Gummidi; Torben Bach Pedersen; Xike Xie; Esteban Zimányi (SIGSPATIAL/GIS, 2019)

A Survey of Spatial Crowdsourcing. - Srinivasa Raghavendra Bhuvan Gummidi; Xike Xie; Torben Bach Pedersen (ACM Trans. Database Syst., 2019)

Transit-based Task Assignment in Spatial Crowdsourcing. - Srinivasa Raghavendra Bhuvan Gummidi; Torben Bach Pedersen; Xike Xie (SSDBM, 2020)