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IP address: 3.239.69.66
Time: 2024-08-03T10:15:00Z
URL: https://scholar.google.com/scholar_lookup?author=Hulstijn%2C%20J.H.&doi=10.1017%2FS1366728911000678&journal=Biling.%20Lang.%20Cogn.&pages=422%E2%80%93433&publication_year=2012&title=The%20construct%20of%20language%20proficiency%20in%20the%20study%20of%20bilingualism%20from%20a%20cognitive%20perspective&volume=15