@article{DMGT_2003_23_1_a9,
     author = {Faudree, Ralph and Schelten, Annette and Schiermeyer, Ingo},
     title = {The {Ramsey} number {r(C₇,C₇,C₇)}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {141--158},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2003_23_1_a9/}
}