TY  - JOUR
AU  - T.V. Tonev
TI  - Positive-definite functions on discrete commutative semigroups: Errata and supplements.
JO  - Semigroup forum
PY  - 1986
SP  - 371
EP  - 372
VL  - 34
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1986__34_134851/
ID  - SF_1986__34_134851
ER  -