1. Directive 2008/56/EC of the European Parliament and of the Council of 17 June 2008;Pöttering,2008
2. Commission Directive 2009/90/EC of the European Parliament and of the Council of 31 July 2009;Dimas,2009
3. Directive 2000/60/EC of the European Parliament and of the Council of 23 October 2000,2000
4. Environmental monitoring by laser radar;Fiorani,2007
5. Handbook for Analytical Quality Control in Water and Wastewater Laboratories,1979