AUTHOR=Grose-Hodge Magdalena , Dabrowska Ewa , Divjak Dagmar TITLE=Bilingual acquisition during school years: predictors of achievement in the societal and heritage language JOURNAL=Frontiers in Language Sciences VOLUME=3 YEAR=2025 URL=https://www.frontiersin.org/journals/language-sciences/articles/10.3389/flang.2024.1419563 DOI=10.3389/flang.2024.1419563 ISSN=2813-4605