Yankunytjatjara and Pitjantjatjara are closely related dialects and both are likely to be spoken in the household; it is also possible that the census collectors spoke different dialects in different census years; in addition, there are other factors affecting the quality of language data, as described on the explanatory page on the ABS website (ABoS 2007). "2901.0 – Census Dictionary, 2006 (Reissue): Language Spoken at Home (LANP)". Australian Bureau of Statistics. 13 July 2007. Retrieved 20 March 2020.
O'Connor 1997. O'Connor, Alan (1997). "Special Article – Aboriginal Lands in South Australia". 1301.4 – South Australian Year Book, 1997. With assistance from the Aboriginal landholding authorities. Australian Bureau of Statistics.
"Tjanpi's artist base is made up of women from the Ngaanyatjarra Pitjantjatjara Yakunytjatjara Lands, an area approximately 350,000 square kilometres (140,000 sq mi) in size spanning the tri-state border region of the Northern Territory, Western Australia, and South Australia." (Tjanpi Desert Weavers) "Our Artists". Tjanpi Desert Weavers. Retrieved 16 March 2020.