@article{SM_2002_193_6_a7,
     author = {F. A. Shamoyan},
     title = {Weakly invertible elements in anisotropic weighted spaces
},
     journal = {Sbornik. Mathematics},
     pages = {925--943},
     publisher = {mathdoc},
     volume = {193},
     number = {6},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2002_193_6_a7/}
}