@article{MO_2016_77_1_a6,
     author = {Al. A. Privalov},
     title = {On {Teaching} {Elements} of {Set} {Theory} at {School} {Study
}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {49--56},
     publisher = {mathdoc},
     volume = {77},
     number = {1},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2016_77_1_a6/}
}