TY  - JOUR
AU  - I. M. Vilensky
TI  - On a non-linear effect in radio-wave propagation in the ionosphere
JO  - Doklady Akademii Nauk
PY  - 1970
SP  - 1041
EP  - 1043
VL  - 191
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1970_191_5_a19/
LA  - ru
ID  - DAN_1970_191_5_a19
ER  -