La Lengua Chaná: Patrimonio Cultural de Entre Ríos is a book written by Blas Wilfredo Omar Jaime and José Pedro Viegas Barros and published in Argentina in 2013, that is the first systematic work about the culture and language of Chaná people in modern times, containing a historic and linguistic overview of the language, a bilingual dictionary and folk tales of this peoples. Source: Wikipedia (en)