In this paper we construct an infinite family of Goethals-Seidel arrays and prove the theorem: If q = 4n - 1 is a prime power = 3(mod 8), then there exists an Hadamard matrix of order 4n of Goethals-Seidel type
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Citation
This paper was originally published as Xia, M, Xia, T and Seberry, J, An infinite family of Goethals-Seidel arrays, Discrete Applied Mathematics, 145, 2005, 498-504. Copyright Elsevier 2005. Original journal available here.