تازه‌های منابع دیجیتال

Expertise geologique concernant

/ par E. Frei()

Geological report on cement raw materials in the Manjil area

/ by : H. Huber()

Geological report on the East Semnan area

/ by: H. Huber()

Geology of the area between Kashan, Ardestan and Isfahan

/ By J. Stocklin()

Geology of the area north of Saveh

/ by Pierre A. Soder()