1.
Katus K, Puur A, Põldma A, Frątczak E, Sienkiewicz K, Ptak-Chmielewska A. Fertility, family formation and dissolution: comparing Poland and Estonia 1989–2005. SD [Internet]. 2007 Jun. 14 [cited 2024 Jul. 22];(1(151):3-39. Available from: https://econjournals.sgh.waw.pl/SD/article/view/2610