@article{M2AN_1972__6_1_67_0,
     author = {Kramer, Florica},
     title = {Br\`eve communication. {Sur} le nombre chromatique $K(p, G)$ des graphes},
     journal = {Revue fran\c{c}aise d'automatique informatique recherche op\'erationnelle. Math\'ematique},
     pages = {67--70},
     year = {1972},
     publisher = {Dunod},
     volume = {6},
     number = {R1},
     mrnumber = {313102},
     zbl = {0236.05105},
     language = {fr},
     url = {https://www.numdam.org/item/M2AN_1972__6_1_67_0/}
}