Fenton, C., Mark, D. F., Barfod, D. N., Niedermann, S., Goethals, M., Stuart, F. M. (2013): 40Ar/39Ar dating of the SP and Bar Ten lava flows AZ, USA: Laying the foundation for the SPICE cosmogenic nuclide production-rate calibration project. - Quaternary Geochronology, 18, 158-172.https://doi.org/10.1016/j.quageo.2013.01.007