1. Lead poisoning in the Slimbridge wildfowl collection;Beer;Ann. Rep.,1965
2. Lead poisoning as a mortality factor in waterfowl populations;Bellrose;Illinois Nat. Hist. Survey Bull.,1959
3. Maximum range of pellets fired from a shotgun;Chugh;Forensic Sci. Int.,1982
4. Lead poisoning in game from Denmark;Clausen;Dan. Rev. Game Biol.,1979
5. Tætheden af blyhagl i lavvandede vestjyske fjordområder;Eskildsen,1980