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Filters: Author is Engelhardt, B. [Clear All Filters]
“Evaluation report Nicaraguan experiences with rope pump : final report”. IRC, The Hague, The Netherlands, p. ca. 110 p. : fig., tab., 1995.
, “Informe de evaluacion de las experiencias Nicaraguenses con la bomba de mecate : informe final”. IRC, The Hague, The Netherlands, p. ca. 110 p. : fig., tab., 1995.
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