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  Hunsrik xraywe : A new way in lexicography of the German Language Island in Southern Brazil | Maselko, Mateusz | 2013 | |
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  Fundamentos para uma escrita do Hunsrückisch falado no Brasil | Altenhofen, Cléo Vilson; Frey, Jacqueline; Käfer, Maria Lidiani | 2007 |