@inbook{Katus2003,
author = {Katus, K.},
title= {Non-marital Fertility in the Baltic region},
year = {2003},
editor = {Katus, K.},
editor = {Puur, A.},
booktitle = {Unity and Diversity of Population Development: Baltic and South Caucasian regions. RU Series D, 3},
address = {Tallinn},
publisher = {EKDK},
pages = {207--224},
}