A grammar of Irabu, a southern Ryukyuan language 学位論文 Michinori Shimoji ·2008-01-01 ·Kyushu University doi:10.25911/5d5fc82596df5
Negation 論文集所収 Yutaka Satō・Sungdai Cho ·2023-12-21 ·pp. 239-265 doi:10.1093/oso/9780198896463.003.0010