Ohta Y.; Larionov A. N.; Tebenkov A. M.; Lepvrier C.; Maluski H.; Lange M.; Hellebrandt B. Single-zircon Pb-evaporation and 40Ar/39Ar dating of the metamorphic and granitic rocks in north-west Spitsbergen. Polar Research, v. 21, n. 1, p. 73-89, 6 Jan. 2002.