%0 Journal Article %A Oxana S. Ivanova %A Ruslan D. Ivantsov %A Irina S. Edelman %A Eleonora A. Petrakovskaja %T A comparative study of $\gamma$-Fe$_2$O$_3$ and $\epsilon$-Fe$_2$O$_3$ nanoparticles arising in borate glasses doped with Fe and Gd %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2016 %P 459-462 %V 9 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2016_9_4_a7/ %G en %F JSFU_2016_9_4_a7