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Filters: Author is Stern, J.H.  [Clear All Filters]
2011
Stern, J.H. and Stern, A., “Water harvesting through sand dams”, Echo development notes (EDN), p. ca 17 p. : 8 fig., 2011.
Stern, J.H. and Stern, A., “Water harvesting through sand dams”. ECHO, Educational Concerns for Hunger Organization, North Ft. Myers, FL, USA, p. 20 p. : 9 fig., 2011.