@inbook{Valkonen2001,
author = {Valkonen, T.},
title= {Trends in differential mortality in European countries},
year = {2001},
editor = {Vallin, J., Meslé, F., and Valkonen, T.},
booktitle = {Trends in mortality and differential mortality},
address = {Strasbourg},
publisher = {Council of Europe Publishing},
pages = {185--322},
}