@inproceedings{514ef4e69ea245219125b83534fdf20b,
title = "Sustainability in environmental protection; mdg over ewfd",
keywords = "Geen BTA classificatie",
author = "{van Lier}, JB and G Lettinga",
year = "2008",
language = "Undefined/Unknown",
publisher = "Aquatech",
pages = "1--10",
editor = "s.n.",
booktitle = "International conference on millenium development goals on sanitation",
note = "International conference on millenium development goals on sanitation, Amsterdam ; Conference date: 30-09-2008 Through 01-10-2009",
}