Pérez CA, Córdoba DF, Gaitán OF. Power sensor implementation of the Well Analyzer for the balancing of air balance rod pumping units. Ingeniería y Región [Internet]. 2010 Dec. 30 [cited 2024 May 19];7:25-34. Available from: https://journalusco.edu.co/index.php/iregion/article/view/797