9. Numerical Fluctuations of the Great Black‐backed Gull (Larus marinus Linn.) in England and Wales.
Open Access
- 1 March 1933
- journal article
- Published by Wiley in Journal of Zoology
- Vol. 103 (1) , 191-209
- https://doi.org/10.1111/j.1096-3642.1933.tb01586.x