https://www.bto.org/our-work/science/publications/papers/bird-atlas-2007-11-measuring-change-bird-distribution-2011
Bird Atlas 2007-11: Measuring Change in Bird Distribution and Abundance
Bird Atlas 2007-11: Measuring Change in Bird Distribution and Abundance
Citation
Gillings, S., Swann, B., Balmer, D. & Wernham, C. 2011. Bird Atlas 2007-11: Measuring Change in Bird Distribution and Abundance. The Stationery Office, Scotland, Edinburgh
