%0 Journal Article %A A. V. Shilov %A A. B. Sotsky %T To attainment of pronounced structural coloring of a photonic crystal fiber %J Problemy fiziki, matematiki i tehniki %D 2021 %P 51-56 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2021_4_a7/ %G ru %F PFMT_2021_4_a7