TY  - JOUR
AU  - V. I. Arnol'd
TI  - A~letter to the editors
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1968
VL  - 23
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1968_23_6_a12/
LA  - ru
ID  - RM_1968_23_6_a12
ER  -