@article{JMAG_1995_2_a8,
     author = {A. E. Fryntov},
     title = {A simple proof of {Dubinin's} theorem},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {347--355},
     publisher = {mathdoc},
     volume = {2},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JMAG_1995_2_a8/}
}