Differences in Finnish Front Vowel Production and Weighted Perceptual Prototypes in the F1-F2 Space. - Osmo Eerola; Janne Savela (ICPhS, 2011)

The effect of duration on vowel categorization and perceptual prototypes in a quantity language. - Osmo Eerola; Janne Savela; Juha-Pertti Laaksonen; Olli Aaltonen (J. Phonetics, 2012)