Bertolotto, Giulia. 2014. “Voiced and Voiceless Bilabial Occlusive in Arabic Speakers. A Problematic Pair.”. RiCOGNIZIONI. Rivista Di Lingue E Letterature Straniere E Culture Moderne 1 (2), 63-82. https://doi.org/10.13135/2384-8987/706.