(second ed.). NASA History Program Office. Burrows, William E. (1999). This New Ocean: The Story of the First Space Age. Modern Library. էջ 432. ISBN 0-375-75485-7
(second ed.). NASA History Program Office. Burrows, William E. (1999). This New Ocean: The Story of the First Space Age. Modern Library. էջ 432. ISBN 0-375-75485-7
(second ed.). NASA History Program Office. Burrows, William E. (1999). This New Ocean: The Story of the First Space Age. Modern Library. էջ 432. ISBN 0-375-75485-7
An Historical Collection of Voyages and Discoveries in the South Pacific Ocean; 1771) գրքում։ 18-րդ դարի վերջում այս եզրը օգտագործվում է բուսաբաններ Ջորջ
connected to Europe by the land-strait between Lake Maiotis and the Sarmatian Ocean where the river Tanais crosses through." Lineback, Neal (9 July 2013). «Geography