1. Medical Microbiology;Baron,1996
2. Beef and Lamb New Zealand, 2012. A guide to feed planning for sheep farmers (June).
3. Theory of ordinary differential equations;Coddington,1955
4. Cruickshank, G., Thomson, B., Muir, P., 2008. Modelling management change on production efficiency and methane output within a sheep flock, Final Report for Ministry of Agriculture and Forestry, On-Farm Research Ltd (June).
5. Leptospirosis diagnostics and exposure at the human and animal interface in New Zealand;Fang,2014