TY  - JOUR
AU  - Ježek, Jaroslav
AU  - Kepka, Tomáš
TI  - The semiring of 1-preserving endomorphisms of a semilattice
JO  - Czechoslovak Mathematical Journal
PY  - 2009
SP  - 999
EP  - 1003
VL  - 59
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMJ_2009__59_4_a9/
LA  - en
ID  - CMJ_2009__59_4_a9
ER  -