Author (Person): Symons, E. J. Series Details: European Environment Vol.12, No.4, July-August 2002, p203-212 Published: July 2002 (Last update: 01/07/2002)
Author (Person): Wätzold, Frank Series Details: European Environment Vol.11, No.5, September-October 2001, p223-296 Published: September 2001 (Last update: 01/09/2001)