1. Comparative studies of blood coagulation in hibernating and non-hibernating frogs (Rana tigrina);Ahmad;Thromb. Diath. Haemorrh.,1979
2. Influence of temperature upon blood coagulation in a cold- and a warm-blooded animal;Anstall;Nature, Lond.,1960
3. Blood coagulation in non-human vertebrates;Archer,1970
4. Blood Coagulation;Archer,1971
5. Evidence for presence of two clotting proteins in insects;Barwig;Naturwissenschaften,1980