@Article{isprs-archives-XLII-2-W5-435-2017,
AUTHOR = {Lawrenz, S.},
TITLE = {BUILDING A NATIONAL HERITAGE REGISTRY FOR THE SUDAN: THE FRIEDRICH
W. HINKEL ARCHIVE DIGITIZATION PROJECT},
JOURNAL = {The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {XLII-2/W5},
YEAR = {2017},
PAGES = {435--438},
URL = {https://isprs-archives.copernicus.org/articles/XLII-2-W5/435/2017/},
DOI = {10.5194/isprs-archives-XLII-2-W5-435-2017}
}