TY  - JOUR
AU  - Schwarz, Štefan
TI  - The role of semigroups in the elementary theory of numbers
JO  - Mathematica slovaca
PY  - 1981
SP  - 369
EP  - 395
VL  - 31
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_1981__31_4_a5/
LA  - en
ID  - MASLO_1981__31_4_a5
ER  -