{"id":"000988925","type":"book","title":"\"Landnahme\" and \"Landesausbau\"","publisher":"G. Fischer","publisher-place":"Stuttgart","pages":"181-190","container-title":"Evaluation of land surfaces cleared from forests by prehistoric man in early neolithic times and the time of migrating German tribes","author":[{"family":"Janssen","given":"Walter 1936-2001"}],"issued":{"raw":"1992"}}