@book{7829cf3ef4104ae9a8bc679a40be9644,
title = "De singels van Rotterdam; ecologische kansen voor de singels van Rose",
keywords = "oppervlaktewater, kanalen, klein, waterkwaliteit, waterbeheer, stedelijke gebieden, steden, stadsomgeving, recreatie, groene zones, nederland, zuid-holland, surface water, channels, water quality, water management, urban areas, towns, urban environment, recreation, green belts, netherlands, zuid-holland",
author = "W. Timmermans and \{de Boer\}, T. and J.F. Jonkhof and S.P. Tjallingii",
year = "1999",
language = "Nederlands",
publisher = "IBN-DLO",
number = "409",
address = "Netherlands",
}