@article{EXMA_1998__7_4_232322,
     author = {Abramson, Michael and Bennett, Curtis D.},
     title = {Enumerating  blueprints, and an application.},
     journal = {Experimental mathematics},
     pages = {391--398},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {1998},
     zbl = {0934.51004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_1998__7_4_232322/}
}