@unpublished{SchulzeQin2009,
  author  = {Bert-Wolfgang Schulze and Yuming Qin},
  title   = {Uniform compact attractors for a nonlinear non-autonomous equation of viscoelasticity},
  institution = {Institut f{\"u}r Mathematik},
  series    = {Preprint},
  number    = {(2005) 13},
  year    = {2009},
}