Preliminary Reports on the Inangahua Earthquake , Newzealand , May 1968

Colonial Phillipsastraeidae from the Devonian of South - East Devon , England

On the Occurence of Liassic Plants in the Caucasus and in the Alborus Range ( Persia); and on the Distribution of the Liassic Flora

Devonian Lower Carboniferous Stratigrahy , Facies Paterns and Palaeogeography of Iran Part II Northern and Central Iran

Ammoniten aus dem Unteren Cenoman von Nordostiran( Koppeh- Dagh)