Simultaneous bilingualism (English Wikipedia)

Volterra, V. & Taeschner, T. (1978). The acquisition and development of language by bilingual children. Journal of Child Language, 5(2), 311–326. https://doi.org/10.1017/S0305000900007492
Lam, Chit Fung; Matthews, Stephen (2020). "Inter-sentential Code-switching and Language Dominance in Cantonese–English Bilingual Children" (PDF). Journal of Monolingual and Bilingual Speech. 2 (1): 73–105. doi:10.1558/jmbs.13308. S2CID 224964783.
Virginia, Yip; Matthews, Stephen (2006). "Assessing language dominance in bilingual acquisition: A case for mean length utterance differentials". Language Assessment Quarterly. 3 (2): 97–116. doi:10.1207/s15434311laq0302_2. hdl:10722/57395. S2CID 16566835.
Yip, Virginia; Matthews, Stephen (2000). "Syntactic transfer in a Cantonese–English bilingual child". Bilingualism: Language and Cognition. 3 (3): 193–208. doi:10.1017/S136672890000033X. hdl:10722/42122.

handle.net (Global: 102^nd place; English: 76^th place)

Virginia, Yip; Matthews, Stephen (2006). "Assessing language dominance in bilingual acquisition: A case for mean length utterance differentials". Language Assessment Quarterly. 3 (2): 97–116. doi:10.1207/s15434311laq0302_2. hdl:10722/57395. S2CID 16566835.
Yip, Virginia; Matthews, Stephen (2000). "Syntactic transfer in a Cantonese–English bilingual child". Bilingualism: Language and Cognition. 3 (3): 193–208. doi:10.1017/S136672890000033X. hdl:10722/42122.

"Supporting bilingual children in early childhood" (PDF). learninglinks.org.au. Archived from the original (PDF) on September 12, 2009. Retrieved March 22, 2012.

Grant, Amy; Gottardo, Alexandra (January 2008). "Defining Bilingualism" (PDF). Canadian Language & Literacy Research Network.

Lam, Chit Fung; Matthews, Stephen (2020). "Inter-sentential Code-switching and Language Dominance in Cantonese–English Bilingual Children" (PDF). Journal of Monolingual and Bilingual Speech. 2 (1): 73–105. doi:10.1558/jmbs.13308. S2CID 224964783.
Virginia, Yip; Matthews, Stephen (2006). "Assessing language dominance in bilingual acquisition: A case for mean length utterance differentials". Language Assessment Quarterly. 3 (2): 97–116. doi:10.1207/s15434311laq0302_2. hdl:10722/57395. S2CID 16566835.

"Supporting bilingual children in early childhood" (PDF). learninglinks.org.au. Archived from the original (PDF) on September 12, 2009. Retrieved March 22, 2012.
"Welcome to Multilingual Living". Archived from the original on September 5, 2011. Retrieved March 22, 2012.