@article{79ef7517a82e40d5b3a13d91610c1e21,
title = "Wageningen Evaluating Programmes for Analytical Laboratories (WEPAL)",
keywords = "Compost, Heavy metals, Manure, Organochlorine pesticides, Plants, Polychlorinated biphenyls, Polycyclic hydrocarbons, Sediments, Sludge, Soils",
author = "{van Dijk}, D. and V.J.G. Houba",
year = "1999",
language = "English",
volume = "50",
pages = "31--36",
journal = "ARHIV Archives of industrial hygiene and toxicology",
issn = "0004-1254",
publisher = "De Gruyter",
}