TY - JOUR A1 - Mooney, P. A1 - Morgan, L. T1 - HOWMUCH DO WE KNOWABOUT THE CONTRIBUTORS TO VOLUNTEERED GEOGRAPHIC INFORMATION AND CITIZEN SCIENCE PROJECTS? JO - ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Annals VL - II-3/W5 SP - 339 EP - 343 Y1 - 2015/08/20 PB - Copernicus Publications SN - 2194-9050 UR - https://isprs-annals.copernicus.org/articles/II-3-W5/339/2015/ L1 - https://isprs-annals.copernicus.org/articles/II-3-W5/339/2015/isprsannals-II-3-W5-339-2015.pdf DO - 10.5194/isprsannals-II-3-W5-339-2015 ER -