TY  - JOUR
AU  - Shepelska, Varvara
TI  - Plus-Minus Property as a Generalization of the Daugavet Property
JO  - Serdica Mathematical Journal
PY  - 2010
SP  - 371
EP  - 386
VL  - 35
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SMJ2_2010_35_4_a2/
LA  - en
ID  - SMJ2_2010_35_4_a2
ER  -