1. Fundamental frequency of infants’ and parents’ utterances in longitudinal recordings;Amano;Journal of the Acoustical Society of America,2006
2. The acoustics of vowels in Japanese women's speech to infants and adults;Andruski,1999
3. Can we hear the prosody of smile?;Aubergé;Speech Communication,2003
4. Random effects structure for confirmatory hypothesis testing: Keep it maximal;Barr;Journal of Memory and Language,2013
5. Bates, D., Maechler, M., & Bolker, B. (2012). lme4: Linear mixed-effects models using S4 classes. R package version 0.999999-0. http://CRAN.R-project.org/package=lme4.