Design and implementation:
Raphael Finkel (University of Kentucky), Daniel Kaufman (Queens College,
Endangered Language Alliance).
The IPA charts are based on
these.
The table of segments and features is based on
Bruce Hayes, 2009,
Introductory Phonology, Hoboken, NJ:
Wiley-Blackwell, ISBN: 1405184116, ISBN13: 9781405184113.
The IPA reader is by
Katie Linero.