@Article{isprs-annals-II-3-W3-49-2013,
AUTHOR = {Meynberg, O. and Kuschk, G.},
TITLE = {Airborne Crowd Density Estimation},
JOURNAL = {ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {II-3/W3},
YEAR = {2013},
PAGES = {49--54},
URL = {https://isprs-annals.copernicus.org/articles/II-3-W3/49/2013/},
DOI = {10.5194/isprsannals-II-3-W3-49-2013}
}