Smets, S. y Smits, S., «In search of sustainability of rural water supply services monitoring and metrics». IRC and World Bank, The Hague, The Netherlands and Washington, DC, USA, p. 29 slides, 2017.

Smets, S., Lockwood, H., Mansour, G., y Smits, S., «Sustainability assessment of rural water service delivery models : findings of a multi-country review». World Bank, Washington, DC, USA, p. xxx, 173 p. : 26 boxes, 23 fig., 16 tab., 2017.

Quattri, M., Smets, S., y Inthavong, V., «Scaling up rural sanitation : investing in the next generation : children grow taller, and smarter, in rural villages of Lao PDR where all community members use improved sanitation», n.º 93724. World Bank, Water and Sanitation Program (WSP), Washington, DC, USA, p. 8 p. : 2 boxes, 2 fig., 2014.

Kov, P., Smets, S., Spears, D.E., y Vyas, S., «Scaling up rural sanitation : investing in the next generation - growing tall and smart with toilets : stopping open defecation improves children's height in Cambodia», n.º 85190. World Bank, Water and Sanitation Program (WSP), Washington, DC, USA, p. 8 p. : 2 boxes, 2 fig., 2013.

Pedi, D., Kov, P., y Smets, S., «Sanitation marketing lessons from Cambodia : a market-based approach to delivering sanitation». Water and Sanitation Program, WSP, S.l., p. 22 p.; 6 tab.; 7 fig.; 9 boxes, 2012.