АКСЬОНОВА, С. MULTIPLE BIRTHS IN UKRAINE: DEMOGRAPHIC ASPECTS. Demography and social economy, [S. l.], v. 43, n. 1, p. 38–52, 2021. Disponível em: https://ojs.dse.org.ua/index.php/dse/article/view/4. Acesso em: 2 mar. 2024.