@article{AM2_1972__8_136271,
     author = {R.G. Stanton and L.O. James},
     title = {From {Covering} {Designs} to {Graphs.}},
     journal = {Aequationes mathematicae},
     pages = {76--81},
     publisher = {mathdoc},
     volume = {8},
     year = {1972},
     zbl = {0248.05115},
     url = {http://geodesic.mathdoc.fr/item/AM2_1972__8_136271/}
}