Demography and infrastructure [Electronic resource] : national and regional aspects of demographic change / eds. T. Kronenberg, W. Kuckshinrichs. - Electronic text data. - Dordrecht : Springer Science+Business Media B.V., 2011. - (Environment & policy, ISSN 1383-5130 ; 51). - ISBN 978-94-007-0458-9 : Б. ц.