@article{article, title  = {{Single-assignment hub location problems with multiple capacity levels}},

 publisher = {{Elsevier BV}},

 url = {{http://dx.doi.org/10.1016/j.trb.2009.12.016 }},

 year = {{2010}},

 month = {{1}},

 author = {{Correia I and Nickel S and Saldanha-da-Gama F}},

 doi = {{10.1016/j.trb.2009.12.016}},

 volume = {{44}},

 journal = {{Transportation Research Part B: Methodological}},

 issue = {{8-9}},

 pages = {{1047-1066}},

 note = {{Accessed on 2024/10/23}}}