Mixing Data Augmentation for Robust Replay Attack Detection with Real Telephonic Speech. - Kaleem Kashif; Angel M. Gomez; Jose Carlos Sanchez; Iván López-Espejo; Iñigo Orbegozo-Torrano; Andoni Larumbe-Bergera; José Luis González-de-Suso; Antonio M. Peinado (IWBF, 2026)