1. Normal and irrelevant toilet behaviour in Emberiza spp. Br.;Andrew;J. Anim. Behav.,1956
2. The organisation of aggression and fear in vertebrates;Archer,1976
3. Behavioural aspects of fear;Archer,1979
4. Experiments in psychogenetics: applications of biometrical genetics to the inheritance of behaviour;Broadhurst,1960
5. Autocorrelation techniques for measuring avian heart rates;Clark;Med. Biol. Eng. Comput,1977