@misc{Sinner2000,
  author    = {Sinner, Carsten},
  title     = {Padilla G{\´a}lvez, J. (Hrsg.), El Lenguaje Econ{\´o}mico; Linz, Univ.-Verl. Trauner, 1998},
  year      = {2000},
  language  = {es}
}
@misc{Sinner1998,
  author    = {Sinner, Carsten},
  title     = {Schoenmakers-Klein Gunnewiek, M., Taalverlies door taalcontact?; Tilburg, Tilburg University Press, 1998},
  issn      = {1130-5924},
  year      = {1998},
  language  = {es}
}