Write-Once Memory codes for low-complexity decoding of Asymmetric Multiple Access Channel. - Ryota Sekiya; Erick Christian Garcia Alvarez; Brian M. Kurkoski; Hideki Yagi (ISITA, 2014)

An Automatic Watermarking in CELP Speech Codec Based on Formant Tuning. - Erick Christian Garcia Alvarez; Shengbei Wang; Masashi Unoki (IIH-MSP, 2015)