@article{af83171ec6ee4c9b8dcc2db382af3f47,
title = "V{\"a}yl{\"a}hierarkiasta liikenteellisen roolin ryhmittelyyn",
keywords = "road classification, road hierarchy, urban arterial highway, road classification, road hierarchy, urban arterial highway, road classification, road hierarchy, urban arterial highway",
author = "Olli Koivula",
year = "2009",
language = "Suomi",
volume = "19",
pages = "23--25",
journal = "Tienn{\"a}ytt{\"a}j{\"a}",
issn = "0789-1075",
publisher = "Tielaitos",
number = "3",
}