Enhanced recycling of organic matter and Os-isotopic evidence for multiple magmatic or meteoritic inputs to the Late Permian Panthalassic Ocean, Opal Creek, Canada
Svetoslav V. Georgiev, Holly J. Stein, Judith L. Hannah, Charles M. Henderson, Thomas J. Algeo Geochimica et Cosmochimica Acta available online 1 December 2014 LINK