Achieving imperceptibility in all-pass watermarking of speech signals. - S. Utku Karaaslan; Tolga Çiloglu (EUSIPCO, 2000)

An Improved All-Pass Watermarking for Speech and Audio. - Tolga Çiloglu; S. Utku Karaaslan (IEEE International Conference on Multimedia and Expo (II), 2000)