Szukalski, Piotr2013-01-242013-01-242005Roczniki Socjologii Rodziny, 2005, tom 16, s. 95-1100867-2059http://hdl.handle.net/10593/4205The basic indicators of the changes labelled as the demographic transition are: 1) the decrease in the number o f members of the family and relatives of the same generation, as a result of changes in fertility, and 2) the simultaneous increase in the time-span of the members' co-existence, thanks to the substantial drop in the death-rate. As result of the demographic transition, the size and the demographic structure of the family net is subject to change.plArtykuł