@misc{IM2_2016_80_6_a0,
     title = {Congratulations to {Igor} {Vasil'evich} {Volovich} and {Vladimir} {Leonidovich} {Popov}},
     journal = {Izvestiya. Mathematics },
     pages = {995},
     publisher = {mathdoc},
     volume = {80},
     number = {6},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2016_80_6_a0/}
}