1. The Beam Lift Handbook;Bommer,2012
2. A comparison of beam and submersible pumps in small cased wells;Butlin,1991
3. Predicting prime mover requirements, power costs, and electrical demand for beam pumping units;Byrd,1974
4. Beam pump motors: the effect of cyclical loading on optimal sizing;Durham,1988
5. Energy Efficient Electric Motor Selection Handbook,1996