Place of articulation cues for voiced and voiceless plosives and fricatives in syllable-initial position. - Willa S. Chen; Abeer Alwan (INTERSPEECH, 2000)

Perception of place of articulation for plosives and fricatives in noise. - Abeer Alwan; Jintao Jiang; Willa S. Chen (Speech Commun., 2011)