%0 Journal Article %A O. V. Yakubovich %A V. I. Tarasov %T Synthesis of single crystals and crystal structure of hydronepheline $1$ %J Doklady Akademii Nauk %D 1988 %P 1382-1386 %V 303 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_303_6_a21/ %G ru %F DAN_1988_303_6_a21