@unpublished{VolosevichMeister2007,
  author  = {Alexandra Volosevich and Claudia-Veronika Meister},
  title   = {Nonlinear electrostatic ion-acoustic waves in the solar atmosphere},
  institution = {Interdisziplin{\"a}res Zentrum f{\"u}r Dynamik komplexer Systeme},
  series    = {NLD Preprints},
  number    = {60},
  year    = {2007},
}