SKADINS, Toms. AGE COMPOSITION CHANGES OF RIGA AGGLOMERATION RING. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 6, p. 196–206, 2021. DOI: 10.17770/sie2021vol6.6440. Disponível em: https://archive-journals.rtu.lv/sie/article/view/3001.. Acesso em: 11 mar. 2026.