@article{PFMT_2018_3_a6,
     author = {A. Fan and Y. Song and X. Zhang},
     title = {Broadband perfect metamaterial absorber based on fractal structure},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {44--48},
     publisher = {mathdoc},
     number = {3},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2018_3_a6/}
}