\begin{thebibliography}{HHKK07}

\bibitem[All84]{Alltop84}
W.~O. Alltop.
\newblock A method for extending binary linear codes.
\newblock {\em IEEE Trans. Inform. Theory}, 30:871--872, 1984.

\bibitem[BMed]{BM03}
L.~Bazzi and S.~K. Mitter.
\newblock Some constructions of codes from group actions.
\newblock {\em preprint}, March 2003 (submitted).

\bibitem[Bro98]{Brouwer98}
A.~E. Brouwer.
\newblock Bounds on the size of linear codes.
\newblock In V.~S. Pless and W.~C. Huffman, editors, {\em Handbook of Coding
  Theory}, pages 295--461. {Elsevier, North Holland}, 1998.

\bibitem[Bro06]{Br}
A.~E. Brouwer.
\newblock {\em Bounds on the minimum distance of linear codes}.
\newblock On the internet at the URL:
  http$://$www.win.tue.nl$/\tilde$aeb$/$voorlincod.html, 1997-2006.

\bibitem[Che69]{Chen69}
C.~L. Chen.
\newblock {\em Some Results on Algebraically Structured Error-Correcting
  Codes}.
\newblock Ph.{D} dissertation, {University of Hawaii}, USA, 1969.

\bibitem[Gal62]{Gallager.1962}
R.~Gallager.
\newblock Low-density parity-check codes.
\newblock {\em IRE Trans. Inform. Theory}, IT-8:21--28, Jan. 1962.

\bibitem[Gao03]{Gao03}
S.~Gao.
\newblock A new algorithm for decoding reed-solomon codes.
\newblock {\em Communications, Information and Network Security (V. Bhargava,
  H. V. Poor, V. Tarokh and S. Yoon, Eds.)}, pages pp. 55--68, 2003.

\bibitem[GDT91]{GDT91}
E.~Gabidulin, A.~Davydov, and L.~Tombak.
\newblock Linear codes with covering radius 2 and other new covering codes.
\newblock {\em IEEE Trans. Inform. Theory}, 37(1):219--224, 1991.

\bibitem[GS85]{GS85}
R.~Graham and N.~Sloane.
\newblock On the covering radius of codes.
\newblock {\em IEEE Trans. Inform. Theory}, 31(1):385--401, 1985.

\bibitem[Han99]{Han99}
J.~P. Hansen.
\newblock Toric surfaces and error-correcting codes.
\newblock {\em Coding theory, cryptography, and related areas (ed., Bachmann et
  al) Springer-Verlag}, 1999.

\bibitem[Hel72]{He72}
Hermann~J. Helgert.
\newblock Srivastava codes.
\newblock {\em IEEE Trans. Inform. Theory}, 18:292--297, March 1972.

\bibitem[HHKK07]{HHKK07}
M.~Harada, W.~Holzmann, H.~Kharaghani, and M.~Khorvash.
\newblock Extremal ternary self-dual codes constructed from negacirculant
  matrices.
\newblock {\em Graphs and Combinatorics}, 23(4):401--417, 2007.

\bibitem[HP03]{HP03}
W.~C. Huffman and V.~Pless.
\newblock {\em Fundamentals of error-correcting codes}.
\newblock Cambridge Univ. Press, 2003.

\bibitem[JH04]{JH04}
J.~Justesen and T.~Hoholdt.
\newblock {\em A course in error-correcting codes}.
\newblock European Mathematical Society, 2004.

\bibitem[Joy04]{Jo04}
D.~Joyner.
\newblock Toric codes over finite fields.
\newblock {\em Applicable Algebra in Engineering, Communication and Computing},
  15:63--79, 2004.

\bibitem[Leo82]{Leon82}
Jeffrey~S. Leon.
\newblock Computing automorphism groups of error-correcting codes.
\newblock {\em IEEE Trans. Inform. Theory}, 28:496--511, May 1982.

\bibitem[Leo88]{Leon88}
Jeffrey~S. Leon.
\newblock A probabilistic algorithm for computing minimum weights of large
  error-correcting codes.
\newblock {\em IEEE Trans. Inform. Theory}, 34:1354--1359, September 1988.

\bibitem[Leo91]{Leon91}
Jeffrey~S. Leon.
\newblock Permutation group algorithms based on partitions, {I}: theory and
  algorithms.
\newblock {\em J. Symbolic Comput.}, 12:533--583, 1991.

\bibitem[MS83]{MS83}
F.~J. MacWilliams and N.~J.~A. Sloane.
\newblock {\em The theory of error-correcting codes}.
\newblock Amsterdam: North-Holland, 1983.

\bibitem[RTC04]{TSSFC04}
A.~Sridharan T.~Fuja R.~Tanner, D.~Sridhara and D.~Costello{, Jr.}
\newblock {LDPC} block and convolutional codes based on circulant matrices.
\newblock 50(12):2966--2984, Dec. 2004.

\bibitem[SRC72]{Sloane72}
N.~Sloane, S.~Reddy, and C.~Chen.
\newblock New binary codes.
\newblock {\em IEEE Trans. Inform. Theory}, 18:503--510, Jul 1972.

\bibitem[Sti93]{St93}
H.~Stichtenoth.
\newblock {\em Algebraic function fields and codes}.
\newblock Springer-Verlag, 1993.

\bibitem[vzGG03]{GG03}
J.~von~zur Gathen and J.~Gerhard.
\newblock {\em Modern computer algebra}.
\newblock Cambridge Univ. Press, 2003.

\bibitem[Zim96]{Zimmermann96}
K.-H. Zimmermann.
\newblock Integral hecke modules, integral generalized {Reed-Muller} codes, and
  linear codes.
\newblock Technical Report 3--96, Technische Universit\"at Hamburg-Harburg,
  Hamburg, Germany, 1996.

\end{thebibliography}
