B. R. T. Vilane et Mwendera, E. J.,
« An inventory of rainwater harvesting technologies in Swaziland »,
African journal of agricultural research [AJAR], p. p. 1313 - 1321; 8 tab.; 2 fig., 2011.
C. Batchelor, Fonseca, C., et Smits, S.,
« Life-cycle costs of rainwater harvesting systems », vol. 46. IRC, The Hague, The Netherlands, p. 41 p.; 5 fig.; 9 tab., 2011.
S. Padre,
« Mallanna saves farmers from cruel sun »,
Appropriate technology, p. p. 38 - 40 : photogr., 2011.
S. Struck,
« Rainwater harvesting for non-potable use and evidence of risk posed to human health ». British Columbia Centre for Disease Control, BCCDC, Vancouver, BC, Canada, p. 17 p., 4 tab. , 2011.
R. Philip,
« Stormwater : exploring the options », vol. Module 4. ICLEI European Secretariat GmbH, Freiburg, Germany, p. 51 p.; 12 fig.; 3 tab.; boxes, 2011.