Low-cost smart transcoding algorithm between ITU-T G.729 (8 kbit/s) and 3GPP NB-AMR (12.2 kbit/s). - Mohamed Ghenania; Claude Lamblin (EUSIPCO, 2004)

An efficient method for multi-tap Long Term Predictor (ltp) transcoding: Application to ITU-T G723.1. - Claude Lamblin; Mohamed Ghenania (EUSIPCO, 2006)