Lule–Vilela languages
Lule - Vilela is an indigenous language family of South America which is located in the province of Chaco in northern Argentina. The two languages Lule and Vilela (ISO 639-3 vil ), according to which the language family is named, are the last two remnants of formerly widespread in northern Argentina language families.
Swell
- Harald Haarmann: Small lexicon of languages. Beck, Munich, 2001.