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@article{JRAM_1975__0278_0279_151662, author = {N.D. Lane and J.W. Lorimer}, title = {Desarguesian affine {Hjelmslev} planes.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {336--352}, publisher = {mathdoc}, volume = {0278_0279}, year = {1975}, zbl = {0313.50020}, url = {http://geodesic.mathdoc.fr/item/JRAM_1975__0278_0279_151662/} }
N.D. Lane; J.W. Lorimer. Desarguesian affine Hjelmslev planes.. Journal für die reine und angewandte Mathematik, 0278_0279 (1975), pp. 336-352. http://geodesic.mathdoc.fr/item/JRAM_1975__0278_0279_151662/