@phdthesis{Schobben2015,
author = {Schobben, Martin Amandus Nicola},
year = {2015},
title = {Geochemical proxy records identifying climatic and environmental changes
across the Permian-Triassic boundary of key sections in NW Iran},
type = {Dissertation},
url = "http://dx.doi.org/10.17169/refubium-7580",
}