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.