%0 Journal Article
%K Ecology and Environment
%K Zoology
%B British Wildlife
%D 2006
%G eng
%P 162-170
%T Thirty years and counting: the contribution to conservation and ecology of butterfly-monitoring in the UK
%U http://www.britishwildlife.com/index.html
%V 17
%8 2006
%@ 0958-09556
%! Thirty years and counting