Issues of an ageing population in European Union

Čajka, Peter, 1976- Issues of an ageing population in European Union / Peter Čajka

In Journal of environmental science and engineering B. -- El Monte : David Publishing Company, 2012. -- ISSN 2162-5263. -- Vol. 1, no. 8 (August 2012), pp. 966-970

1. obyvateľstvo 2. plodnosť 3. pôrodnosť 4. fertility

I. Journal of environmental science and engineering B. -- Vol. 1, no. 8 (August 2012), pp. 966-970

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