de Wilde, Sebastiaan Space use optimisation and sustainability-environmental comparison of international cases. [electronic resource] - Journal of environmental management Nov 2004 - 91-101 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0301-4797 Standard No.: 10.1016/j.jenvman.2004.06.003 doi Subjects--Topical Terms: CitiesCity PlanningConservation of Natural Resources--economicsEnvironmentLondonNetherlandsParisPopulation DensityRailroadsTravel