Variscian depressions of the Ob-Zaisan geosynclinal system and of its adjoing areas Transactions of the Institute of Geology and Geophysics

Matveevskaya, A.L.

Variscian depressions of the Ob-Zaisan geosynclinal system and of its adjoing areas Transactions of the Institute of Geology and Geophysics - 1 - 284