@article{SM_1999_190_6_a3,
     author = {A. G. Zavadskii and U. S. Revitskaya},
     title = {A~matrix problem over a~discrete valuation ring},
     journal = {Sbornik. Mathematics},
     pages = {835--858},
     publisher = {mathdoc},
     volume = {190},
     number = {6},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1999_190_6_a3/}
}