@article{MAIS_2013_20_2_a11,
     author = {P. G. Parfenov},
     title = {On the {Turns} of {Digital} {Images}},
     journal = {Modelirovanie i analiz informacionnyh sistem},
     pages = {157--165},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAIS_2013_20_2_a11/}
}