1. Urban Population, Development and the Environment 2011,2011
2. Directive 2008/50/EC of the European Parliament and of the Council of 21 May 2008 on ambient air quality and cleaner air for Europe;Off. J. Eur. Union L,2008
3. Directive 2000/60/EC of the European Parliament and of the Council establishing a framework for Community action in the field of water policy;Off. J. Eur. Union L,2000
4. Council directive 92/43/EEC of 21 May 1992 on the conservation of natural habitats and of wild fauna and flora;Off. J. Eur. Union L,1992
5. Directive 2010/31/EU of the European Parliament and of the council of 19 May 2010 on the energy performance of buildings;Off. J. Eur. Union L,2010