Lenkovics, Barnabás. “The Background of Population Decline”. In Demographic Challenges in Central Europe: Legal and Family Policy Response, edited by Tímea Barzó, 129–168. Miskolc–Budapest: Studies of the Central European Professors’ Network, 2024. Accessed August 3, 2025. https://books.ceapublishing.hu/index.php/ceaprofnet/catalog/book/5/chapter/31.