@article{10_21136_CMJ_1990_102407,
     author = {Mollard, Michel},
     title = {A family of nonregular distance monotone graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {539--542},
     publisher = {mathdoc},
     volume = {40},
     number = {3},
     year = {1990},
     doi = {10.21136/CMJ.1990.102407},
     mrnumber = {1065034},
     zbl = {0738.05039},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1990.102407/}
}