@article{PFMT_2021_4_a7,
     author = {A. V. Shilov and A. B. Sotsky},
     title = {To attainment of pronounced structural coloring of a photonic crystal fiber},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {51--56},
     publisher = {mathdoc},
     number = {4},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2021_4_a7/}
}