@misc{MO_2003_1_a3,
     title = {Problems of the {International} {Mathematical} {Tournament} of the {Towns}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {50--73},
     year = {2003},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2003_1_a3/}
}