@article{Walicki:1998,
  author  = "E. Walicki and A. Walicka and D. Michalski and P. Ratajczak",
  title   = "Flows of generalized second grade fluids in a circular pipe",
  journal = "Les Cahiers de Reologie",
  volume  = "Vol. 16",
  number  = "no 1",
  pages   = "317--324",
  year    = "1998",
}