1. Masaaki Harada, Takuji Nishimura, and Radinka Yorgova, New extremal self-dual codes of length 66, Math. Balkanica (N.S.) 21 (2007), no. 1-2, 113–121.[MR]
  2. R. Yorgova, Constructing self-dual codes using an automorphism group, IEEE Information Theory Workshop, 2006. ITW '06 Chengdu (2006), 11-15.[doi]
  3. Radinka Aleksandrova Yorgova, On binary self-dual codes with automorphisms, IEEE Trans. Inform. Theory 54 (2008), no. 7, 3345–3351.[MR/doi]
  4. Radinka Yorgova and Alfred Wassermann, Binary self-dual codes with automorphisms of order 23, Des. Codes Cryptogr. 48 (2008), no. 2, 155–164.[MR]