Fischer, J. & Schneider, J.W. & Hodnett, J.-P.M. & Elliott, D.K. & Johnson, G.D. & Voigt, S. & Joachimski, M.M. & Tichomirowa, M. & Götze, J. (2014)
Stable and radiogenic isotope analyses on shark teeth from the Early to the Middle Permian (Sakmarian–Roadian) of the southwestern USA. Historical Biology, 26(6), 710–727
DOI: 10.1080/08912963.2013.838953

Fischer, J. & Schneider, J.W. & Voigt, S. & Joachimski, M.M. & Tichomirowa, M. & Tütken, T. & Götze, J. & Berner, U. (2013)
Oxygen and strontium isotopes from fossil shark teeth: Environmental and ecological implications for Late Palaeozoic European basins. Chemical Geology, 342, 44–62
DOI: 10.1016/j.chemgeo.2013.01.022

Fischer, J. & Voigt, S. & Franz, M. & Schneider, J.W. & Joachimski, M.M. & Tichomirowa, M. & Götze, J. & Furrer, H. (2012)
Palaeoenvironments of the late Triassic Rhaetian Sea: Implications from oxygen and strontium isotopes of hybodont shark teeth. Palaeogeography, Palaeoclimatology, Palaeoecology, 353–355, 60–72
DOI: 10.1016/j.palaeo.2012.07.002

Fischer, J. & Voigt, S. & Schneider, J.W. & Joachimski, M.M. & Tichomirowa, M. (2011)
Oxygen isotopic data from nonmarine Paleozoic shark tooth enameloid of Europe and Texas [Abstract]. Ichthyolith Issues, Special Publication, 12, 19–20

Fischer, J. & Voigt, S. & Schneider, J.W. & Franz, M. & Joachimski, M.M. & Tichomirowa, M. (2010)
Oxygen isotopes from hybodont shark tooth enameloid - Palaeoenvironmental implications for the late Triassic Central European Basin [Abstract]. Geophysical Research Abstracts, 12, EGU2010–11782