References
- de Koning, K., Van der Vorst, I., Meijering, A., 2002. Pages I1 – I11 in Proc. of The First North American Conference on Robotic Milking. March 20-22, 2002. Toronto, Canada.
- Spahr, S.L., Maltz, E., 1997. Computers and Electronics in Agriculture, 17:53–62.