"id","author_first1","author_last1","title","year","publisher","place","keyword0","keyword1","type" "711","Werner","Dubach","A Study of Traditional Forms of Habitation Types and Types of Settlements of the Yemen Arab Republic or Arab Republic of Yemen: A Study of Traditional Forms of Habitation and Types of Settlement","1977","Airphoto Interpretation Project","Zurich","Architecture","Houses","book"