Suess 1908, p. 19 "Gondwana-land is bounded on the north by a broad zone of marine deposits of Mesozoic age....It must be regarded in its entirety as the relic of a sea which once extended across the existing continent of Asia." Suess, Eduard (1908). Sollas, W. J. (ed.). The Face of the Earth [das Antlitz der Erde]. Vol. III. תורגם ע"י Sollas, Hertha B. C. (Revised ed.). Oxford: Clarendon Press.
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K.M. Storetvedt, K. M., The Tethys Sea and the Alpine-Himalayan orogenic belt; mega-elements in a new global tectonic system, Physics of the Earth and Planetary Interiors, Volume 62, Issues 1–2, 1990, Pages 141–184 Abstract