https://www.bto.org/our-work/science/publications/reports/research-reports/00172-bird-populations-selected-forest-plots
An assessment of bird populations in selected forest plots: a contribution to the Biodiversity Research Programme
An assessment of bird populations in selected forest plots: a contribution to the Biodiversity Research Programme
Citation
Browne, S.J., Fuller, R.J. & Langston, R. 1996. An assessment of bird populations in selected forest plots: a contribution to the Biodiversity Research Programme.