Ohta Yoshihide, Larionov Alexander N., Tebenkov Alexander M., Lepvrier Claude, Maluski Henri, Lange Michael, and Hellebrandt Barbara. 2002. “Single-Zircon Pb-Evaporation and 40Ar/39Ar Dating of the Metamorphic and Granitic Rocks in North-West Spitsbergen”. Polar Research 21 (1):73-89. https://doi.org/10.3402/polar.v21i1.6475.