A characterization of Hadamard designs with SL\((2,q)\) acting transitively
Among Hadamard \(2-(q^ 2-1,q^ 2/2-1,q^ 2/4-1)\) designs with \(q=2^ h\), those arising from a (hyper)oval in \(PG(2,q)\) and from the space \(PG(2h-1,2)\) are characterised.
scientific article; zbMATH DE number 205532
scientific article