Managed aquifer recharge for sustaining groundwater supplies for smallholder coffee production in the central highlands of Vietnam: report on pilot trial design and results from two hydrological years (May 2017 to April 2019). [Contribution to WLE project - Sustainable Groundwater]. - Pavelic, Paul; Hoanh, Chu Thai; Viossanges, Mathieu; Vinh, B. N.; Chung, D. T.; D'Haeze, Dave; Dat, L. Q.; Ross, A. (International Water Management Institute, 2019)