@article{ITVS_2011_2_a4,
     author = {P. P. Koltsov},
     title = {Empirical approach to edge detectors' evaluation},
     journal = {Informacionnye tehnologii i vy\v{c}islitelnye sistemy},
     pages = {50--57},
     publisher = {mathdoc},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ITVS_2011_2_a4/}
}