TY  - JOUR
AU  - Lixin Cheng
AU  - Longfa Sun
TI  - On the symmetrizations of $\varepsilon$-isometries on Banach spaces
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 2019
SP  - 93
EP  - 97
VL  - 53
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_2019_53_1_a9/
LA  - ru
ID  - FAA_2019_53_1_a9
ER  -