@Article{isprs-archives-XLII-4-W14-239-2019,
AUTHOR = {Vacca, G.},
TITLE = {OVERVIEW OF OPEN SOURCE SOFTWARE FOR CLOSE RANGE PHOTOGRAMMETRY},
JOURNAL = {The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {XLII-4/W14},
YEAR = {2019},
PAGES = {239--245},
URL = {https://isprs-archives.copernicus.org/articles/XLII-4-W14/239/2019/},
DOI = {10.5194/isprs-archives-XLII-4-W14-239-2019}
}