Geology of the Zenjan area

/ by K. Hirayam, A. Haghipour and J. Hajian(Haghiphour, A.-Hajian, J.)

Etude Geologique Preliminaire des Depots Potassiferes d Iran

/ par W. Chazan

Esfordi phosphate techno- economical study on the beneficiation of Esfordi phosphate rpck

/ ()

Report on a geoelectric survey in the Maragheh area Azerbeijan- Iran

/ ()

Microbiostratigraphy of the cretaceous to lower eocene succession in Khorramabad- Kermanshah area( W. Iran)

/ By A. Kalantari()