Kri, Maleng (Malieng); Kri and Maleng are listed as Western Vietic, rather than as part of the Chut phylogenetic group, by Alves & Sidwell (2021)[3]
Except for the semi-nomadic and sedentary agriculturalist Sach and the swidden agriculturalist Kri, the May, Ruc, Arem, and Maleng were all hunter-gatherers until the late 20th century.[2]
^Chut at Ethnologue (18th ed., 2015) (subscription required)
^ abBabaev, Kirill; Samarina, Irina (2021). Sidwell, Paul (ed.). A Grammar of May: An Austroasiatic Language of Vietnam. Brill. p. 14. ISBN978-9-00446-108-6.
^Babaev, Kirill Vladimirovich [Бабаев, Кирилл Владимирович]; Samarina, Irina Vladimirovna [Самарина, Ирина Владимировна]. 2019. Язык май. Материалы Российско-вьетнамской лингвистической экспедиции / Jazyk maj. Materialy Rossijsko-vetnamskoj lingvisticheskoj ekspeditsii. Moscow: Издательский Дом ЯСК. ISBN978-5-907117-34-1. (in Russian). p.16.
Ta Long (1975). "About the human community relationship between the three groups of 'Machines', Ruc, Books". In Vietnam Social Science Commission: Institute of Ethnology. On the issue of identifying the minority population in northern Vietnam, p. 518-530. Hanoi: Social Sciences Publishing House.[full citation needed][ISBN missing]