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@article{MS2_1958__6_165692, author = {Th. Skolem}, title = {Some {Remarks} on the {Triple} {Systems} of {Steiner.}}, journal = {Mathematica Scandinavica}, pages = {273--280}, publisher = {mathdoc}, volume = {6}, year = {1958}, zbl = {0105.25002}, url = {http://geodesic.mathdoc.fr/item/MS2_1958__6_165692/} }
Th. Skolem. Some Remarks on the Triple Systems of Steiner.. Mathematica Scandinavica, Tome 6 (1958), pp. 273-280. http://geodesic.mathdoc.fr/item/MS2_1958__6_165692/