References
- Altmann J. 1974. Observational study of behaviour: sampling methods.Behaviour 49: 227-267.10.1163/156853974X00534
- Brua R. B. 1998. Negative effects of patagial tags on Ruddy ducks. J. Field Ornithol. 69: 530-535.10.1007/s0010400504509653557
- Bub H. 1974. Vogelfang und Vogelberingung. vol. 3. Ziemsen, Lutherstadt Wittenberg.
- Calvo B., Furness R. W. 1992. A review of the use and the effects of marks and devices on birds.Ring. & Migr. 13: 129-151.10.1080/03078698.1992.9674036
- Gauthier-Clerc M., Gendner J.-P., Ribic C. A., Fraser W. R., Woehler E. J., Descamps S., Gilly C., Le Bohec C., Le Maho Y. 2004. Long-term effects of flipper bands on penguins.Proc. R. Soc. Lond. B, Suppl. 271: 423-426.
- Green A. J., Fuentes C., Vázquez M., Viedma C., Ramón N. 2004. Use of wing tags and other methods to mark Marbled Teal (Marmaronetta angustirostris) in Spain. Ardeola 51: 191-202.
- Hart A. D. M. 1987. Patagial tags for herring gulls: improved durability.Ring. & Migr. 3: 41-49.
- Howe M. 1980. Problems with wing tags: evidence of harm to Willets. J. Field Ornithol. 51: 72-73.
- Kinkel L. K. 1989. Lasting effects of wing tags on ring-billed gulls.Auk 106: 619-624.
- Maddock M. N., Geering D. J. 1994. Effect of patagial tags on Cattle Egrets.Corella 18: 1-7.
- Saunders D. A. 1988. Patagial tags - do benefits outweigh risks to the animal?Aust. Wildl. Res. 15: 565-569.10.1071/WR9880565
- Southern L. K., Southern W. E. 1983. Responses of Ring-billed Gulls to cannon-netting and wing-tagging.J. Wildl. Manage. 47: 234-237.10.2307/3808075
- Southern L. K., Southern W. E. 1985. Some effects of wing tags on breeding Ring-billed Gulls.Auk 102: 38-42.10.2307/4086820