Links
[1] http://www.microsave.net/resource/water_and_sanitation_in_dhaka_s_low_income_settlements_bangladesh
[2] http://journals.sagepub.com/doi/full/10.1177/0956247811417794
[3] http://journals.sagepub.com/doi/full/10.1177/0956247812465803
[4] http://journals.sagepub.com/doi/full/10.1177/0956247818779700