@book{Hassler2021,
  author    = {Gerda Haßler},
  title     = {Contactos lingu{\´i}sticos na sequ{\^e}ncia da expans{\~a}o portuguesa},
  editor    = {Gerda Haßler and Barbara Sch{\"a}fer-Prieß},
  isbn      = {978-3-631-80722-4},
  year      = {2021},
}