G. R. Tibbetts

• Arab Navigation in the Indian Ocean before the Portuguese
• A study of the Arabic texts containing material on South-East Asia
• Arabia in early maps
• A Study of the Arabic Texts Containing Material on South-East Asia (Royal Asiatic Society Books)
• A comparison of medieval Arab methods of navigation with those of the Pacific Islands
• The navigational theory of the Arabs in the fifteenth and the sixteenth centuries