@article{MO_1999_1_a4,
     author = {A. Yu. Soifer},
     title = {Competitions, {Mathematics,} {Life}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {67--83},
     year = {1999},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_1999_1_a4/}
}