@inproceedings{ihrke2009amasking,
 author = {Ihrke M, Ritschel T, Smith K, Grosch T, Myszkowski K, Seidel H-P},
 title = {A perceptual evaluation of 3D unsharp masking},
 year = {2009},
 booktitle = {Human Vision and Electronic Imaging},
 volume = {7240},
}