%0 Journal Article %A V. E. Plyushchev %A M. B. Varfolomeev %T Tetrahydrates of rare-earth-element and yttrium perrhenates %J Doklady Akademii Nauk %D 1964 %P 664-667 %V 158 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_158_3_a27/ %G ru %F DAN_1964_158_3_a27