1. Alpin, R., Benn, M., Rotschild, M.: Poisonous alkaloids in the body tissues on the cinnebar moth (Callimorpha jacobacae L.). Nature (Lond.). 219, 747?748 (1968)
2. Arnold, G., Hill, J.: Chemical factors affecting selection of food plants by ruminants. In: Phytochemical ecology, p. 17?101, J. Harborne, ed. London: Academic Press 1972
3. Bohlmann, F., Winterfeldt, E., Janiak, B., Schumann, N., Laurent, H.: Notiz über zwei neue Alkaloide aus Lupinen-Arten. Chem. Ber. 96, 2254?2255 (1963)
4. Braden, A., McDonald, I.: Disorders of grazing animals due to plant constituents. In: Australian grasslands, p. 381?391, R. Moore, ed. Sydney: Australian National University Press 1970
5. Breedlove, D., Ehrlich, P.: Plant-herbivore coevolution: lupines and lycaenids. Science 162, 671?672 (1968)