Κανονική προβολή
Προβολή MARC
- Helgason, Sigurdur
Helgason, Sigurdur 1927- (Personal Name)
Machine generated authority record.
Work cat.: (GR-PaULI)26517: Helgason, Sigurdur 1927- aut, Differential geometry, Lie groups, and symmetric spaces, 2001