TY  - JOUR
AU  - Yu. I. Lyubich
TI  - Nilpotency of commutative Engel algebras of dimension $n\leqslant 4$ over $R$
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1977
VL  - 32
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/RM_1977_32_1_a28/
LA  - ru
ID  - RM_1977_32_1_a28
ER  -