@article{AM2_1980__20_182384,
     author = {James G. Oxley},
     title = {On a covering problem of {Mullin} and {Stanton} for binary matroids.},
     journal = {Aequationes mathematicae},
     pages = {104--112},
     publisher = {mathdoc},
     volume = {20},
     year = {1980},
     zbl = {0433.05020},
     url = {http://geodesic.mathdoc.fr/item/AM2_1980__20_182384/}
}