@article{MM_2011_23_8_a7,
     author = {K. I. Lutskiy},
     title = {The condition number of the double-period method},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {89--96},
     publisher = {mathdoc},
     volume = {23},
     number = {8},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_2011_23_8_a7/}
}