@article{VCHGU_2011_13_a8,
     author = {V. Yu. Gudkov},
     title = {Ridge count model based on fingerprint image topology},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {99--108},
     publisher = {mathdoc},
     number = {13},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_2011_13_a8/}
}