The following publications are possibly variants of this publication:
- GSM enhanced full rate speech codecKari Järvinen, Janne Vainio, Pekka Kapanen, Tero Honkanen, Petri Haavisto, Redwan Salami, Claude Laflamme, Jean-Pierre Adoul. icassp 1997: 771-774 [doi]
- Enhanced full rate speech codec for IS-136 digital cellular systemTero Honkanen, Janne Vainio, Kari Järvinen, Petri Haavisto, Redwan Salami, Claude Laflamme, Jean-Pierre Adoul. icassp 1997: 731-734 [doi]
- Source Signal based Rate Adaptation for GSM AMR Speech CodecJ. Makinen, J. Vainio. itcc 2004: 308-313 [doi]