@article{MO_2006_4_a3,
     author = {V. Drozdov},
     title = {Beyond {Quadratic} {Equations}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {27--32},
     year = {2006},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2006_4_a3/}
}