Jacobi (2009). Jacobi, Irene (2009). On variation and change in diphthongs and long vowels of spoken Dutch (PhD thesis). Amsterdam: Amsterdam Center for Language and Communication, Faculty of Humanities. hdl:11245/1.316951. ISBN9789090238845.
inl.nl
anw.inl.nl
"VRT-Nederlands". ANW (Algemeen Nederlands Woordenboek) (in Dutch). Retrieved 25 March 2017.
Gussenhoven (1999), p. 75. Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
Gussenhoven (1999), p. 74. Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
Gussenhoven (1999), pp. 75–76. Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
For example by Gussenhoven (1999:75). Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
Gussenhoven (1999), p. 76. Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
For example by Gussenhoven (1999:76). Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
Source: Gussenhoven (1999:76). Close-mid vowels are transcribed as diphthongs according to the same page. Gussenhoven, Carlos (1999). "Dutch". Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet. Cambridge: Cambridge University Press. pp. 74–77. ISBN0-521-65236-7. Retrieved 25 March 2017.
van Heuven & Genet (2002). van Heuven, Vincent J.; Genet, Roos (2002). Wat is het beste IPA-symbool voor de u van put?. Dag van de Fonetiek (in Dutch). Utrecht. A summary of the presentation can be found hereArchived 2018-10-06 at the Wayback Machine.
van Heuven & Genet (2002). van Heuven, Vincent J.; Genet, Roos (2002). Wat is het beste IPA-symbool voor de u van put?. Dag van de Fonetiek (in Dutch). Utrecht. A summary of the presentation can be found hereArchived 2018-10-06 at the Wayback Machine.