@article{831f949d650048399befceb70afec91d,
title = "Onrendabele lijnen in de lucht",
keywords = "Human geography, Sociale Geografie(SGEO), Geografie (GEOG), Consumer Economics: Theory, Economic geography, Planologie(PLAN), Consumer Economics: Empirical Analysis, Geowetenschappen en aanverwante (milieu)wetenschappen",
author = "G. Burghouwt and J.R. Hakfoort",
year = "2000",
language = "Undefined/Unknown",
volume = "3",
pages = "127--131",
journal = "Rooilijn",
issn = "1380-2860",
number = "mrt 2001",
}