@article{RM_1997_52_2_a25,
     author = {V. A. Mushrub},
     title = {Extended centroid of a~ring of skew polynomials},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {414--415},
     publisher = {mathdoc},
     volume = {52},
     number = {2},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1997_52_2_a25/}
}