@inproceedings{paperid:1045841, author = {Dieter Korn and Ghaderi, Abbas and Lucyna Skonieczna}, title = {High resolution stratigraphy and extinction patterns of the Ammonoidea at the Permian-Triassic boundary of NW Iran}, booktitle = {Geological Society of America Annual Meeting}, year = {2011}, location = {Minneapolis, USA}, keywords = {Permian; Triassic; boundary; Ammonoidea; extinction}, }