%0 Journal Article %A S. P. Zhdanov %A M. E. Ovsepyan %T Some synthetic potash zeolites and their properties %J Doklady Akademii Nauk %D 1964 %P 913-916 %V 157 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_4_a27/ %G ru %F DAN_1964_157_4_a27