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Hopp, Holger; Vogelbacher, Markus; Kieseier, Teresa; Thoma, Dieter (June 2019). "Bilingual advantages in early foreign language learning: Effects of the minority and the majority language". Learning and Instruction. 61: 99–110. doi:10.1016/j.learninstruc.2019.02.001. S2CID150440223.
Eviatar, Zohar; Taha, Haitham; Shwartz, Mila (October 2018). "Metalinguistic awareness and literacy among semitic-bilingual learners: a cross-language perspective". Reading and Writing. 31 (8): 1869–1891. doi:10.1007/s11145-018-9850-9. S2CID149509478.
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Wormith, S. J.; Pankhurst, D.; Moffitt, A. R. (1975). "Frequency Discrimination by Young Infants". Child Development. 46 (1): 272–275. doi:10.2307/1128864. JSTOR1128864. PMID1132277.
Nazzi, Thierry; Bertoncini, Josiane; Mehler, Jacques (1998). "Language discrimination by newborns: Toward an understanding of the role of rhythm". Journal of Experimental Psychology: Human Perception and Performance. 24 (3): 756–766. doi:10.1037/0096-1523.24.3.756. PMID9627414.
Romski, MaryAnn; Sevcik, Rose A.; Adamson, Lauren B.; Cheslock, Melissa; Smith, Ashlyn; Barker, R. Michael; Bakeman, Roger (April 2010). "Randomized Comparison of Augmented and Nonaugmented Language Interventions for Toddlers With Developmental Delays and Their Parents". Journal of Speech, Language, and Hearing Research. 53 (2): 350–364. doi:10.1044/1092-4388(2009/08-0156). PMID20360461.
Reder, Fanny; Marec-Breton, Nathalie; Gombert, Jean-Emile; Demont, Elisabeth (December 2013). "Second-language learners' advantage in metalinguistic awareness: A question of languages' characteristics". British Journal of Educational Psychology. 83 (4): 686–702. doi:10.1111/bjep.12003. PMID24175689.
Singleton, David (November 2005). "The Critical Period Hypothesis: A coat of many colours". IRAL - International Review of Applied Linguistics in Language Teaching. 43 (4): 269–285. doi:10.1515/iral.2005.43.4.269. S2CID145554744.
Chen, Xi; Dang, Jianwu; Yan, Han; Fang, Qiang; Kroger, Bernd J. (October 2013). "A neural understanding of speech motor learning". 2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference. pp. 1–5. doi:10.1109/APSIPA.2013.6694364. ISBN978-986-90006-0-4. S2CID9071721.
Proctor, Adele (December 1989). "Stages of normal noncry vocal development in infancy: A protocol for assessment". Topics in Language Disorders. 10 (1): 26–42. doi:10.1097/00011363-198912000-00005. S2CID145652582.
Hopp, Holger; Vogelbacher, Markus; Kieseier, Teresa; Thoma, Dieter (June 2019). "Bilingual advantages in early foreign language learning: Effects of the minority and the majority language". Learning and Instruction. 61: 99–110. doi:10.1016/j.learninstruc.2019.02.001. S2CID150440223.
Eviatar, Zohar; Taha, Haitham; Shwartz, Mila (October 2018). "Metalinguistic awareness and literacy among semitic-bilingual learners: a cross-language perspective". Reading and Writing. 31 (8): 1869–1891. doi:10.1007/s11145-018-9850-9. S2CID149509478.