@article{10_4171_ifb_48,
     author = {Jos\'e Miguel Urbano and Juha H. Videman},
     title = {Unidirectional steady flow of a viscoelastic fluid with a free surface},
     journal = {Interfaces and free boundaries},
     pages = {447--463},
     year = {2001},
     volume = {3},
     number = {4},
     doi = {10.4171/ifb/48},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/48/}
}