The history of straits around the Japanese Islands in the late-quaternary. 論文 Kazuo Ohshima ·1990-01-01 ·『The Quaternary Research (Daiyonki-Kenkyu)』 29(3) pp. 193-208 doi:10.4116/jaqua.29.193
Language Choice in Intervention With Bilingual Children 論文 Vera F. Gutiérrez‐Clellen ·1999-11-01 ·『American Journal of Speech-Language Pathology』 8(4) pp. 291-302 doi:10.1044/1058-0360.0804.291