Meschede, M.; Barckhausen, U.; Worm, H. U. (1998): New cause for abandoned spreading ridges discounts Galapagos origin for the Cocos Ridge. Alfred-Wegener-Stiftung, Bonn, Federal Republic of Germany, In: Ristedt, H. (leader), Matter, A. (editor), Pfiffner, O. A. (editor), Geological dynamics of alpine type mountain belts ancient and modern, 98-1, 65-66, georefid:2008-018889