@article{10_21136_CMJ_1994_128492,
     author = {Alsardary, Salar Y.},
     title = {A note on small directed graphs as neighborhood graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {577--578},
     publisher = {mathdoc},
     volume = {44},
     number = {4},
     year = {1994},
     doi = {10.21136/CMJ.1994.128492},
     mrnumber = {1295135},
     zbl = {0816.05033},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1994.128492/}
}