*1 code is constructed in:
S.T. Dougherty,T.A. Gulliver and M. Harada,
"Extremal Binary Self-dual codes", IEEE Trans. Inf. Theory 43, (1997), pp. 2036-2046.
*1 code is constructed in:
P. Gaborit and A. Otmani, "Experimental
constructions of self-dual codes", preprint.