See, L ; Soja, B ; Kłopotek, G... https://pure.iiasa.ac.at/id/eprint/18998/1/Collecting%20volunteered%20geographic%20information%20from%20the%20Global%20Navigation%20Satellite%20System%20GNSS%20experiences%20from%20the%20CAMALIOT%20project.pdf.
,
2023
See, L ; Soja, B ; Kłopotek, G... https://pure.iiasa.ac.at/id/eprint/18998/1/Collecting%20volunteered%20geographic%20information%20from%20the%20Global%20Navigation%20Satellite%20System%20GNSS%20experiences%20from%20the%20CAMALIOT%20project.pdf.
,
2023