Optimal double circulant self-dual codes over 𝔽4 II. - T. Aaron Gulliver; Masaaki Harada; Hiroki Miyabayashi (Australas. J Comb., 2007)

Double circulant and quasi-twisted self-dual codes over F5 and F7. - T. Aaron Gulliver; Masaaki Harada; Hiroki Miyabayashi (Adv. Math. Commun., 2007)