TY  - JOUR
AU  - Andrey V. Litavrin
TI  - On anti-endomorphisms of groupoids
JO  - The Bulletin of Irkutsk State University. Series Mathematics
PY  - 2023
SP  - 82
EP  - 97
VL  - 44
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IIGUM_2023_44_a6/
LA  - en
ID  - IIGUM_2023_44_a6
ER  -