TY  - JOUR
AU  - S. Hakkaev
AU  - R. Nickolov
AU  - Zh. Zhelev
TI  - Subscalarity of a Class of Triangular Operator Matricies
JO  - Mathematica balkanica
PY  - 2003
SP  - 231
VL  - 17
IS  - 3-4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MABA_2003_17_3-4_a5/
ID  - MABA_2003_17_3-4_a5
ER  -