@article{VMP_2011_12_1_a9,
     author = {D. N. Nikol'skii and V. I. Dorofeeva},
     title = {Mathematical modeling of the two-dimensional process of changing 
},
     journal = {Numerical methods and programming},
     pages = {85--89},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2011_12_1_a9/}
}