Population & Development Review [elektronický zdroj]. Wiley-Blackwell. Available on Internet: <http://web.ebscohost.com/ehost/detail?sid=52db4eed-8504-435d-8176-1bf2143d5702%40sessionmgr13&vid=1&hid=19&bdata=JnNpdGU9ZWhvc3QtbGl2ZQ%3d%3d#db=eoh&jid=PDV> ISSN 0098-7921.