@article{RO_2021__55_5_3225_0,
     author = {Sahbi, Rafik},
     title = {Erratum to: {Solutions} to four open problems on quorum colorings of graphs},
     journal = {RAIRO. Operations Research},
     pages = {3225--3226},
     year = {2021},
     publisher = {EDP-Sciences},
     volume = {55},
     number = {5},
     doi = {10.1051/ro/2021137},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/ro/2021137/}
}