Bovy, P. H. L.Jansen, G. R. M.1980-01-312020-05-202022-11-262020-05-202022-11-261974https://orlis.difu.de/handle/difu/438596VerkehrswissenschaftVerkehrsplanungRoad ntwork size related to city size: empirical findings. Spatial abstraction fearibility study - Pt. 3Monographie013595