{"id":"001217585","type":"book","title":"Tussen beleid en wetenschap. Tussentijds bericht over het project Bescherming op Maat in Friesland","pages":"60-63","container-title":"Paleo-Aktueel, 6 (1994","author":[{"family":"Langen","given":"G. J. de"}],"issued":{"raw":"1994"}}