@phdthesis{Rief2005,
  author      = {Stefan Rief},
  title       = {Nonlinear Flow in Porous Media - Numerical Solution of the Navier-Stokes System with Two Pressures and Application to Paper Making},
  type        = {doctoralthesis},
  school      = {Technische Universit{\"a}t Kaiserslautern},
  year        = {2005},
  url  = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-19075},
}