@Article{isprs-annals-V-4-2021-7-2021,
AUTHOR = {Zlatanova, S. and Dragicevic, S. and Sithole, G.},
TITLE = {PREFACE: TECHNICAL COMMISSION IV},
JOURNAL = {ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {V-4-2021},
YEAR = {2021},
PAGES = {7--8},
URL = {https://isprs-annals.copernicus.org/articles/V-4-2021/7/2021/},
DOI = {10.5194/isprs-annals-V-4-2021-7-2021}
}