@article{10_21136_MB_2005_134219,
     author = {Stevanovi\'c, Dragan},
     title = {All graphs in which each pair of distinct vertices has exactly two common neighbors},
     journal = {Mathematica Bohemica},
     pages = {101--105},
     publisher = {mathdoc},
     volume = {130},
     number = {1},
     year = {2005},
     doi = {10.21136/MB.2005.134219},
     mrnumber = {2128363},
     zbl = {1110.05064},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2005.134219/}
}