Apparent raising in Tongan and its implications for multiple case valuation. Polynesian syntax and its interfaces. 2021. 192-215
Koichi Otaki, Manami Sato, Hajime Ono, Koji Sugisaki, Noriaki Yusa, Soana Kaitapu, Ana Heti Veikune, Peseti Vea, Yuko Otsuka, Masatoshi Koizumi. The Ergative Subject Preference in the Acquisition of Wh-questions in Tongan. BUCLD 44: Proceedings of the 44th annual Boston University Conference on Language Development. 2020. 465-478
大滝 宏一, 里 麻奈美. Relative clause processing in Tongan: an effect of syntactic ergativity on the object preference. Proceedings of the twenty-sixth meeting of the Austronesian Formal Linguistics Association. 2020. -. 192-208
Yuko Otsuka. Apparent raising in Tongan. Heading in the right direction: Linguistic treats for Lisa Travis, McGill Working Papers in Linguistics. 2018. 25. 1. 314-323