Non-Stabilizer Quantum Codes from Abelian Subgroups of the Error
Group.
V. Arvind, and Piyush P Kurur, and K.R Parthasarathy, Volume
in honour of Prof. A. V. Holevo's 60th birthday, Editor
O. Hirota, pp. 1--30, 2004, Rinton Press, New Jersey.
Preliminary version in quant-ph/0210097.
A Family of Quantum Stabilizer Codes Based on the Weyl
Commutation Relations over a Finite Field.
V. Arvind and K.R Parthasarathy, Volume in honour of Prof. C.S. Seshadri's
70th birthday, Hindustan book agency, June 2003.