Vassiliev 1998,第285–286頁 Kohn 1934,第102頁 Rongxing 2005,第115頁 Kohn 1934,第101頁 出版物 Abdul-Razzak, S. International Boundaries of Saudi Arabia. Galaxy Publications
and not military functions, including keeping order in Yemeni ports and launching patrols in Yemeni coasts and regional waters. Other tasks are limiting