1. Aalberse, Suzanne, Ad Backus & Pieter Muysken. 2019. Heritage languages: A language contact approach. John Benjamins Publishing Company.
2. Abbott, Barbara. 2019. Definiteness and familiarity. In J. Gundel K, and B. Abbott (eds.), The Oxford handbook of reference, 2nd edition, vol. 3, 392–399. Elsevier.
3. GRAMMATICAL FEATURES OF EGYPTIAN AND PALESTINIAN ARABIC HERITAGE SPEAKERS’ ORAL PRODUCTION
4. Crosslinguistic influence and language dominance in older bilingual children;Argyri Efrosyni;Bilingualism: Language and Cognition,2007
5. Bates, Douglas, Martin Mächler, Ben Bolker & Steve Walker. 2023. lme4: Linear Mixed-Effects Models using ‘Eigen’ and S4. R package.