@article{MM_1989_1_8_a4,
     author = {A. A. Bogdan},
     title = {Classification model of corrections},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {75--82},
     publisher = {mathdoc},
     volume = {1},
     number = {8},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_1989_1_8_a4/}
}