M. Snel et Shordt, K.,
« Critical issues regarding the planning of school sanitation and hygiene education (SSHE) programmes in India », in
Maximizing the benefits from water and environmental sanitation : 31st WEDC conference, Kampala, Uganda, 31 October - 4 November 2005 : conference proceedings, 2005, p. P. 108-111 : 5 boxes, 1 tab.
M. Snel et Shordt, K.,
« The evidence to support hygiene, sanitation and water in schools »,
Waterlines, an international journal of water, sanitation and waste, vol. 23, nᵒ 3, p. 2-5 : 3 fig., 2 photogr., 1 tab., 2005.