TY  - GEN
AU  - s. a
TI  - Report of the thirteenth conference on operator theory: Predeal, june 4 - 9, 1990
PY  - 1990///
CY  - Timisoara
PB  - Universitatea din Timisoara
KW  - On the semigroups of isometries
N1  - Contine bibliogr. dupa capitole
ER  -