@article{MO_2018_1_a8,
     author = {A. Yu. Evnin},
     title = {The {Grinberg} theorem and its application},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {60--65},
     year = {2018},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2018_1_a8/}
}