@article{MO_2017_83_3_a7,
     author = {E. I. Znak},
     title = {All-army math olympiads: evolution and problems},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {60--67},
     publisher = {mathdoc},
     volume = {83},
     number = {3},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2017_83_3_a7/}
}