Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
551.76 In61(1) 84212
International Union of Geological Sciences, Gondwana symposium (1st : 1967 : Buenos Aires) , Gondwana stratigraphy proceedings Paris UNESCO 1969 xvi,1173p. * Gondwana stratigraphy Mesozoic era