Trijetalige Skoalle yn FryslânFourth International Conference on Minority Languages, vol. I: General PapersThe Frisian language in the NetherlandsFourth International Conference on Minority Languages, vol. II: Papers form Western and Eastern EuropeSocial Factors and Language Attitudes in FrieslandDe provinsjale amtners en it FryskWriting Frisian on the Computer: an Experiment in Bilingual Word Processing in Primary EducationFrisian in the NetherlandsWittenskiplik ûndersyk fan twatalich basisûnderwiis