Manakov A, Suvorkov P. Analysis of demographic processes in Poland and the Baltic States since the end of the XVIII century and forecast up to 2096. JGPS [Internet]. 2017 Dec. 29 [cited 2024 May 19];7(4):5-13. Available from: https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3562