Sound

Matrixed surround sound in an MPEG digital world
D.J. Meares (BBC R&D) and G. Theile (IRT)
Journal of the Audio Engineering Society, April 1998, Volume 46, No. 4, pp. 331-335.

Subjective testing of MPEG-2 NBC multichannel audio coding
D.G. Kirby (BBC R&D) and K. Watanabe (NHK)
International Broadcasting Convention (IBC 97), Amsterdam, 12-16 September, pp. 482-487. IEE Conference Publication.