Biblio

I. Nhapi y Gijzen, H. J., «A 3-step strategic approach to sustainable wastewater management», Water SA, pp. p. 133-140 : 6 fig., 1 tab., 2005.

I. Nhapi, «Potential for the use of duckweed-based pond systems in Zimbabwe», Water SA, pp. p. 115-120 : 3 fig., 1tab., 2004.

I. Nhapi y Gijzen, H. J., «Wastewater management in Zimbabwe in the context of sustainability», Water policy : official journal of the World Water Council, pp. p. 503-517 : 3 fig., 4 tab. , 2004.