found: 75-902571: Kumāra, B.B. Hindī Niśī Aṅgrejī ... 1974.
found: Ethnologue:p. 481 (Nisi (Dafla, Daphla, Nissi, Nishi, Nishsang, Nyising, Bangni, Lel))
found: 2018330125: Abraham, P. T. A grammar of Nyishi language, 2005:p. 11 (Nyishi, earlier known also as Nissi, Nishing belongs to Tibeto-Burman stock of Sino-Tibetan language family)
found: Ethnologue online, May 10, 2019:Nyishi (a language of India; alternate names: Bangni, Dafla, Daphla, Lel, Nishi, Nisi, Nissi, Nyising; a Central Tibeto-Burman; also a language in China called Nisi)
found: ISO 639-3 WWW site, May 10, 2019:(Nyishi added to language list on Feb. 3, 2012)