TY  - JOUR
AU  - A. Yu. Popov
AU  - V. B. Sherstyukov
TI  - Strengthening of Gaisin's lemma on the minimum modulus of even canonical products
JO  - Čebyševskij sbornik
PY  - 2023
SP  - 127
EP  - 138
VL  - 24
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CHEB_2023_24_1_a9/
LA  - ru
ID  - CHEB_2023_24_1_a9
ER  -