@article{Hassler2005,
  author    = {Haßler, Gerda},
  title     = {El uso evidencial de adverbios modales},
  isbn      = {3-86596-004-9},
  year      = {2005},
  language  = {es}
}
@article{Hassler2005,
  author    = {Haßler, Gerda},
  title     = {La reflexi{\´o}n sobre el lenguaje en Espa{\~n}a entre la tradici{\´o}n e innovaci{\´o}n dieciochescas},
  isbn      = {3-631-53345-4},
  year      = {2005},
  language  = {es}
}