%0 Generic
%K Butterfly
%K monitoring
%K trend
%K index
%K Europe
%K European Union
%K indicator
%K Biodiversity
%C Wageningen, The Netherlands
%D 2020
%I Butterfly Conservation Europe
%T Butterfly indicators 1990-2018. Technical report
%U http://nora.nerc.ac.uk/id/eprint/529531/
%8 November