M. K. C. Sridhar, Coker, A. O., y Martins, E. A.,
«Management of septic sludge in southwest Nigeria», in
Towards the millennium development goals - actions for water and environmental sanitation : proceedings of the 29th WEDC conference, Abuja, Nigeria, 2003, Loughborough, UK, 2003, pp. P. 13-15 : 2 tab.
