TY  - GEN
AU  - Backelin, Erik
TI  - On certain categories of representations related to the category O over a semi - simple Lie algebra
SN  - 9171536396
PY  - 1997///
CY  - Stockholms
PB  - Mat. Inst. Stockholms Universitet
N1  - Contine bibliogr. pe capitole
ER  -