author= {Keysers, Daniel and Unger, Walter},
title= {Elastic Image Matching is NP-complete},
journal= {Pattern Recognition Letters},
pages= {445-453},
volume= {24},
year= 2003,
month= jan,
annote= {Ordner 1},
pdf = {https://www-i6.informatik.rwth-aachen.de/publications/downloader.php?id=55&row=pdf}