%0 Journal Article %A Anh Tien Nguyen %A Tien Dat Nguyen %A V. O. Mittova %A M. V. Berezhnaya %A I. Ya. Mittova %T Phase composition and magnetic properties of Ni$_{1-x}$Co$_x$Fe$_2$O$_4$ nanocrystals with spinel structure, synthesized by %J Nanosistemy: fizika, himiâ, matematika %D 2017 %P 371-377 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NANO_2017_8_3_a11/ %G en %F NANO_2017_8_3_a11