%0 Journal Article %A L. F. Vereshchagin %A A. A. Semerchan %A S. V. Popova %T Variation of the electric resistance of praseodymium, dysprosium, erbium and ytterbium at high pressures %J Doklady Akademii Nauk %D 1961 %P 585-586 %V 139 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_139_3_a18/ %G ru %F DAN_1961_139_3_a18