Cite
APA Citation
Degrossi, L. C., Porto de Albuquerque, J., Santos Rocha, R. d., & Zipf, A. (2018). a taxonomy of quality assessment methods for volunteered and crowdsourced geographic information. Transactions in GIS, 22(2), 542–560. http://access.bl.uk/ark:/81055/vdc_100060626614.0x00002f