C. Fonseca, van Dijk, M. P., y Cardone, R.,
«Financing the water sector»,
Waterlines, an international journal of water, sanitation and waste, pp. p. 2-4 :4 photogr., 2005.
M. P. van Dijk,
«Financing water and sanitation in India : bonds, BOTs and reforms»,
Waterlines, an international journal of water, sanitation and waste, pp. P. 11-13 : 1 Box, ill., 2005.