مدارک جدید کتابخانه

The Jurassic Karkar Formation in Northeast Afghanistan

Re- Evaluation of the Palaeogeographic Argument for an Expanding Earth

Study of the compression and tension factors of safety with a 3d fem model for an arch dam and rock foundation

Possible Age of Allanite from Whiteface Mountain , Essex County , New york

Normal geothermal gradient in United States

/ C.E.Van Orstrand