Hallett, Benjamin W., et al. “The Timing of Strike-Slip Deformation Along the Storstrømmen Shear Zone, Greenland Caledonides: U–Pb Zircon and Titanite Geochronology”. Geoscience Canada, vol. 41, no. 1, Mar. 2014, pp. 19-45, doi:10.12789/geocanj.2014.41.038.