@book{Dequin1976,
author="H.F.E. Dequin",
title="Arabische Republik Jemen: Wirschaftsgeographie eines Entwicklungslandes",
year="1976",
publisher="n.p.",
address="Riyadh",
keyword0="Coffee",
keyword1="Geography",
keyword2="Infrastructure",
keyword3="Planning",
keyword4="Products",
keyword5="Qat",
keyword6="YAR",
type="book"
}