16 References

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Simpson, Gavin L. 2021. gratia: Graceful “ggplot”-Based Graphics and Other Functions for GAMs Fitted Using “mgcv”. https://CRAN.R-project.org/package=gratia.

van Rij, Jacolien, Martijn Wieling, R. Harald Baayen, and Hedderik van Rijn. 2017. itsadug: Interpreting Time Series and Autocorrelated Data Using GAMMs.

Villegas, Julián. 2018. “Introduction to statistical analysis of phonetic data in R.” 2nd Int. Symp. On Applied Phonetics (ISAPh2018) (University of Aizu), September.

Villegas, Julián, and Seunghun J. Lee. 2025. “A Meta-Analysis of Phonation Research in the Past 10 Years.” Proc. 39 General Meeting of the Phonetic Society of Japan.

Wieling, Martijn. 2018. “Analyzing dynamic phonetic data using generalized additive mixed modeling: a tutorial focusing on articulatory differences between L1 and L2 speakers of English.” J. Of Phonetics 70: 86–116.

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