1. Observational study of behaviour: sampling methods;Altmann;Behaviour,1974
2. EthoTrak: Lessons Learned from Electronic Behavioral Data Monitoring;Atsalis,2005
3. Animal Behavior Desk Reference: A Dictionary of Animal Behaviour, Ecology and Evolution;Barrows,2011
4. Clusters in social behaviour of female domestic cats (Felis silvestris catus) living in confinement;van den Bos;J. Ethol.,1996
5. The Behaviour of the Domestic Cat;Bradshaw,1992