TY  - SER
AU  - Wienen,Julie
TI  - Modern-day bucket brigade saves drowning wells
PY  - 2011///
CY  - 
PB  - 
N2  - Transcripción del resumen del autor. Multistage plunger lift can be an economical alternative to pumping units under certain conditions as an innovative application of a mature technology
ER  -