@article{MO_2001_16_1_a2, author = {A. V. Zhukov}, title = {Where is a {Mistake?}}, journal = {Matemati\v{c}eskoe obrazovanie}, pages = {38--67}, publisher = {mathdoc}, volume = {16}, number = {1}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MO_2001_16_1_a2/} }