More evidence for the perceptual basis of sound change? suprasegmental effects in the development of distinctive nasalization. - John Hajek; Ian Watson (ICSLP, 1998)

On the acoustic characterization of ejective stops in Waima'a. - John Hajek; Mary Stevens (INTERSPEECH, 2005)

Spirantization of /p t k/ in Sienese Italian and so-called semi-fricatives. - Mary Stevens; John Hajek (INTERSPEECH, 2005)

Vowel duration, compression and lengthening in stressed syllables in central and southern varieties of standard Italian. - John Hajek; Mary Stevens (INTERSPEECH, 2008)

Positional effects on the characterization of ejectives in Waima'a. - Mary Stevens; John Hajek (INTERSPEECH, 2008)

Post-aspiration in standard Italian: some first cross-regional acoustic evidence. - Mary Stevens; John Hajek (INTERSPEECH, 2010)

Vowel Duration in Stressed Position in Central, Northern Varieties of Standard Italian: A Pilot Study. - John Hajek; Mary Stevens (ICPhS, 2011)

Durational Correlates of Word-initial Voiceless Geminate Stops: The Case of Kelantan Malay. - Mohd Hilmi Hamzah; Janet Fletcher; John Hajek (ICPhS, 2011)

/æl/-/el/ Transposition in Australian English: Hypercorrection or a Competing Sound Change? - Deborah Loakes; John Hajek; Janet Fletcher (ICPhS, 2011)

Building an Audio-Visual Corpus of Australian English: Large Corpus Collection with an Economical Portable and Replicable Black Box. - Denis Burnham; Dominique Estival; Steven Fazio; Jette Viethen; Felicity Cox; Robert Dale; Steve Cassidy; Julien Epps; Roberto Togneri; Michael Wagner 004; Yuko Kinoshita; Roland Göcke; et al. (INTERSPEECH, 2011)

Cross-language perception of Japanese singleton and geminate consonants: preliminary data from non-native learners of Japanese and native speakers of Italian and australian English. - Kimiko Tsukada; Felicity Cox; John Hajek (INTERSPEECH, 2014)

Word-initial voiceless stop geminates in Kelantan Malay: Acoustic evidence from amplitude/F0 ratios. - Mohd Hilmi Hamzah; Janet Fletcher; John Hajek (ICPhS, 2015)

Perception of Italian and Japanese singleton/geminate consonants by listeners from different backgrounds. - Kimiko Tsukada; Felicity Cox; John Hajek; Yukari Hirata (ICPhS, 2015)

Closure duration as an acoustic correlate of the word-initial singleton/geminate consonant contrast in Kelantan Malay. - Mohd Hilmi Hamzah; Janet Fletcher; John Hajek (J. Phonetics, 2016)

Designing an app for pregnancy care for a culturally and linguistically diverse community. - Wally Smith; Greg Wadley; Oliver Daly; Marianne Webb; Jo Hughson; John Hajek; Anna Parker; Robyn Woodward-Kron; David Story (OZCHI, 2017)

Cross-Linguistic Perception of the Japanese Singleton/Geminate Contrast: Korean, Mandarin and Mongolian Compared. - Kimiko Tsukada; Yu Rong; Joo-Yeon Kim; Jeong-Im Han; John Hajek (Interspeech, 2021)