%0 Journal Article %T Sequence stratigraphic significance of shell concentrations in the Mobarak Formation -Mississippian-, Alborz Zone, Northern Iran %A Nasiri, Yaghub %A Moussavi Harami, Sayyed Reza %A Mahboubi, Asadollah %A Hossein Mosaddegh %J Neues Jahrbuch fur Geologie und Palaontologie - Abhandlungen %@ 0077-7749 %D 2019