1. Field trials of the Silsoe automatic milking system;Allen,1992
2. Three times-a-day milking;Armstrong;National Cooperative Dairy Herd Improvement Handbook Fact Sheet 1–2,1985
3. Analysis of capital investment in robotic milking systems for U.S. dairy farms;Armstrong,1992
4. Credit purchase of robotic milking stalls for typical Arizona dairy farms;Daugherty;Arizona Dairy Newsletter,1988
5. Automatic milking and concentrates supplementation system based on the cow's voluntary visits;Devir,1993