Second-Language Learner's Classification of Chinese Dialects and Related Languages 論文 鄭 良偉 ·1973 ·『言語研究』 1973(63) pp. 27-43 doi:10.11435/gengo1939.1973.27
Internal and external patterning of phonological variability in the speech of Japanese learners of English : toward a theory of second-language acquisition 図書 Lonna J. Dickerson ·1975-01-01 ·35(11) pp. 7285-7286 openalex.org