@article{DE_2004_40_2_a11,
     author = {V. M. Tyurin},
     title = {On the {Fredholm} {Property} of {Linear} {Elliptic} {Operators} in $R^n$},
     journal = {Differencialʹnye uravneni\^a},
     pages = {251--256},
     publisher = {mathdoc},
     volume = {40},
     number = {2},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2004_40_2_a11/}
}