TY - JOUR AU - D. A. Tusupov TI - Isomorphisms, definable relations, and Scott families of class~2 nilpotent groups JO - Algebra i logika PY - 2007 SP - 514 EP - 524 VL - 46 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2007_46_4_a6/ LA - ru ID - AL_2007_46_4_a6 ER -