@inbook{Katus1994,
author = {Katus, K.},
title= {Fertility transition in Estonia, Latvia and Lithuani},
year = {1994},
editor = {Lutz, W.},
editor = {S., Scherbov.},
editor = {Volkov, A.},
booktitle = {Demographic trends and patterns in the Soviet Union before 1991},
address = {London-New York},
publisher = {Routledge},
pages = {89--111},
}