Lithostratigraphy of the Upper Triassic-Middle Jurassic Shemshak Group of Northern Iran Fürsich, Franz Theodor ; Wilmsen, Markus ; Seyed-Emami, Kazem ; Majidifard, Mahmoud Reza Abstract Publication: Geological Society of London Special Publications Pub Date: January 2009 DOI: 10.1144/SP312.6 Bibcode: 2009GSLSP.312..129F