TY  - JOUR
AU  - Sahbi, Rafik
TI  - Erratum to: Solutions to four open problems on quorum colorings of graphs
JO  - RAIRO. Operations Research
PY  - 2021
SP  - 3225
EP  - 3226
VL  - 55
IS  - 5
PB  - EDP-Sciences
UR  - https://www.numdam.org/articles/10.1051/ro/2021137/
DO  - 10.1051/ro/2021137
LA  - en
ID  - RO_2021__55_5_3225_0
ER  -