Coyle, M*; Derwent, R G*; Flechard, C*; Fowler, D*; Milton, M J T; Smith, R I* (1998) Trends in rural ozone concentrations in the UK. In: Proceedings of EUROTRAC Symposium '98 transport and chemical tranformation in the troposhere., March 1998, Garmisch-Partenkirchen, Germany.