@article{FPM_2008_14_8_a9,
     author = {V. M. Levchuk and E. V. Minakova},
     title = {Automorphisms and model-theory questions for nilpotent matrix groups and rings},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {159--168},
     publisher = {mathdoc},
     volume = {14},
     number = {8},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2008_14_8_a9/}
}