Contribution Aletude geologique et metallogenique du isment filonien du Khal- eh- Zari (Iran)

/ Firouz Sadaghyani- Avval()

Introduction a letude geologique de la formation marine de la region de Qum

/ M. Abedine()

Upper Permian and Permian- Triassic Boundary in North Iran

/ Stepanoff, D.L, ; Stepanoff, D.L....and other

A Primilinary report on the older precambrian rocks in the upper granite gorge of the grand canyon

/ Brown, E. H. , ; [by] E. H. Brown , R. S. Babcock and M. D. Clark()

Geological problems of lut depression

/ Moatamed, A., ; by A. Moatamed()