@article{Otero_2021,
title={ALGORITHM FOR THE COUNTERCLOCKWISE ORDERING OF VERTEXES OF SLANTED SURFACES TOWARDS THE GENERATION OF SEMANTIC GBXML MODELS},
volume={XLIII-B4-2021},
ISSN={2194-9034},
url={http://dx.doi.org/10.5194/isprs-archives-xliii-b4-2021-375-2021},
DOI={10.5194/isprs-archives-xliii-b4-2021-375-2021},
journal={The International Archives of the Photogrammetry,
Remote Sensing and Spatial Information Sciences},
publisher={Copernicus GmbH},
author={Otero,
R. and Lagüela,
S. and Arias,
P.},
year={2021},
month=jun,
pages={375–381} }