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Ryan, B.

Mara, D.D. & Ryan, B., 1986. Le cabinet d'aisances ameliore a fosse ventilee : les principes techniques des tuyaux d'aeration, (TAG technical note no. 6) Washington, DC, USA: World Bank. Available at: https://fr.ircwash.org/sites/default/files/321.4-86CA-6815.pdf.

Publié le: 29/12/2004

Ryan, B. & Mara, D.D., 1986. La ventilation des latrines a fosse : methodologie d'enquete sur le terrain, (Note technique du TAG no. 4) Washington, DC, USA: World Bank, Technology Advisory Group. Available at: https://fr.ircwash.org/sites/default/files/321.4-86VE-4256.pdf.

Publié le: 29/12/2004

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