https://www.bto.org/our-work/science/publications/reports/research-reports/modelling-bird-population-changes-using-data-common-birds
Modelling bird population changes using data from the Common Birds Census and the Breeding Bird Survey
Modelling bird population changes using data from the Common Birds Census and the Breeding Bird Survey
Citation
Freeman, S.N., Noble, D.G., Newson, S.E. & Baillie, S.R. 2002. Modelling bird population changes using data from the Common Birds Census and the Breeding Bird Survey.