Web pages of institutions of the European Union:
- http://ec.europa.eu/ - web page of the European Commission;
- www.consilium.europa.eu - web page of Council of the European Union;
- www.europa.eu – Gateway to the European Union;
- http://ec.europa.eu/civiljustice/ - European Judicial Network in civil and commercial matters, concerns information about the regulation of maintenance obligations in the European Union countries