@article{IM2_1982_18_2_a5,
     author = {V. K. Kharchenko},
     title = {Constants of derivations of prime rings},
     journal = {Izvestiya. Mathematics},
     pages = {381--401},
     year = {1982},
     volume = {18},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1982_18_2_a5/}
}