@article{MO_2018_2_a1,
     author = {V. B. Drozdov},
     title = {Napoleon triangles},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {8--14},
     year = {2018},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2018_2_a1/}
}