@article{IIMI_2006_2_a6,
     author = {A. Yu. Vdovin and S. S. Rubleva},
     title = {On the dynamical algorithm of finding derivative function according to piece-constant approximate information about it},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {31--34},
     year = {2006},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2006_2_a6/}
}