1. Predicting prime mover requirements, power costs, and electrical demand for beam pumping units;Byrd,1974
2. Swarm Intelligence. Morgan Kaufmann;Eberhart,2001
3. Computational Intelligence;Engelbrecht,2007
4. Computing gearbox torque and motor loading for beam pumping units with consideration of inertia effects;Gibbs;JPT September,1975
5. Rod Pumping. Modern Methods of Design, Diagnosis and Surveillance;Gibbs,2012