%0 Journal Article %A F. A. Berezin %T Letter to Academician R. V. Khokhlov, Rector of Moscow State University %J Zapiski Nauchnykh Seminarov POMI %D 2006 %P 226-235 %V 331 %U http://geodesic.mathdoc.fr/item/ZNSL_2006_331_a11/ %G ru %F ZNSL_2006_331_a11