References

Fischer, K., Gebhardt-Henrich, S.G. and Steiger A., 2007.  Behaviour of golden hamsters (Mesocricetus auratus) kept in four different cage sizes. 
Animal Welfare,16, pp. 85 - 93     

Holden, S., Ramsey, I., 2009. Advances in the management of obesity in dogs. Veterinary Nursing Journal, 24 (1) pp.16 -24.