@Article{CorFloVitTam11,
author = {Ruben Corthout and Gunnar Fl\"otter\"od and Francesco Viti and Chris Tampere },
title = {Non-unique flows in macroscopic first-order intersection models},
journal = {Transportation Research Part B: Methodological},
volume = {46},
number = {3},
pages = {343-359},
doi = {10.1016/j.trb.2011.10.011},
year = {2012}
}