@article{Walicki:1998,
  author  = "E. Walicki and A. Walicka",
  title   = "Approximate anysis for conical flow of generalized second grade fluids",
  journal = "Les Cahiers de Reologie",
  volume  = "Vol. 16",
  number  = "no 1",
  pages   = "309--316",
  year    = "1998",
}